Naoto and his lover Miyuki were going to ski resort. However, their bus was stalled in blizzard. The passengers were helped by Natsuyo, a landlady of a Japanese style hotel, and they decided to stay at the hotel for a while. At that night, Naoto and Miyuki made love at the hotel over and over, but he couldn't be satisfied, and finally he began to love Natsuyo. The situation was the same with other passengers. In this closed space, ritual and accidents continued... A bizarre and erotic story was just begun... [from AniDB]
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| Name | Characters | Importance | Weight |
|---|---|---|---|
| Adult Body | 16 | 1.34 | 3.80 |
| Mother-in-law Role | 2 | 3.17 | 3.49 |
| Office Lady Role | 3 | 2.47 | 3.43 |
| Drunk Sex Engages in (Sexual) | 3 | 2.40 | 3.33 |
| Rope Bondage Subject of (Sexual) | 6 | 1.67 | 3.26 |
| Voyeurism Subject of (Sexual) | 4 | 1.95 | 3.14 |
| Famous Role | 3 | 2.24 | 3.11 |
| Rope Bondage Engages in (Sexual) | 2 | 2.54 | 2.79 |
| Fur Trim Clothes | 2 | 2.45 | 2.69 |
| Hat Clothes | 3 | 1.83 | 2.54 |
| Foreigner Role | 2 | 2.28 | 2.50 |
| Hair Ribbon Clothes | 3 | 1.80 | 2.50 |
| Husband Role | 3 | 1.80 | 2.49 |
| Infidelity Engages in | 3 | 1.80 | 2.49 |
| Motorsports Engages in | 1 | 3.59 | 2.49 |
| Not Sexually Involved Engages in (Sexual) | 5 | 1.35 | 2.43 |
| Double Penetration (Group Sex) Engages in (Sexual) | 2 | 2.19 | 2.40 |
| Son-in-law Role | 1 | 3.41 | 2.37 |
| Voyeurism Engages in (Sexual) | 2 | 2.14 | 2.35 |
| Double Penetration (Group Sex) Subject of (Sexual) | 3 | 1.65 | 2.29 |
| Sweater Clothes | 3 | 1.63 | 2.26 |
| Gokkun Engages in (Sexual) | 2 | 2.04 | 2.25 |
| Mindbreak Subject of (Sexual) | 2 | 2.03 | 2.24 |
| Uniform Clothes | 2 | 2.03 | 2.23 |
| Twin Bellyjob Engages in (Sexual) | 1 | 3.21 | 2.22 |
| Grey Eyes | 3 | 1.60 | 2.21 |
| Professional Photographer Role | 1 | 3.10 | 2.15 |
| Red Hair | 4 | 1.32 | 2.13 |
| Wife Role | 3 | 1.53 | 2.13 |
| Ceremonial Japanese Clothing Clothes | 1 | 3.06 | 2.12 |
| Group Sex Engages in (Sexual) | 3 | 1.52 | 2.11 |
| Blowjob Subject of (Sexual) | 3 | 1.52 | 2.11 |
| Driver Role | 1 | 3.01 | 2.08 |
| Voice Actor Role | 1 | 2.96 | 2.05 |
| Boobjob Subject of (Sexual) | 2 | 1.86 | 2.05 |
| Yukata Clothes | 2 | 1.85 | 2.03 |
| Inn Manager Role | 1 | 2.92 | 2.02 |
| Daughter Role | 3 | 1.46 | 2.02 |
| Guide Role | 1 | 2.89 | 2.00 |
| Suit Clothes | 3 | 1.44 | 2.00 |
| Scarf Clothes | 2 | 1.78 | 1.95 |
| Anal Sex Engages in (Sexual) | 2 | 1.76 | 1.94 |
| Blue Eyes | 10 | 0.80 | 1.93 |
| Grey Hair | 3 | 1.38 | 1.92 |
| Anal Sex Subject of (Sexual) | 4 | 1.19 | 1.92 |
| Vaginal/Anal Sexual Toys Subject of (Sexual) | 2 | 1.74 | 1.91 |
| Boobjob Engages in (Sexual) | 5 | 1.07 | 1.91 |
| Kid Body | 3 | 1.37 | 1.90 |
| Anal Fingering Subject of (Sexual) | 2 | 1.71 | 1.88 |
| Head of Household Role | 1 | 2.63 | 1.83 |
| Journalist Role | 1 | 2.63 | 1.82 |
| Grandfather Role | 1 | 2.62 | 1.82 |
| Walking Stick Items | 1 | 2.60 | 1.80 |
| Camera Items | 1 | 2.55 | 1.76 |
| Nightmares Subject of | 1 | 2.53 | 1.75 |
| Hair Beads Hair | 1 | 2.53 | 1.75 |
| Wooden Horse Subject of (Sexual) | 1 | 2.51 | 1.74 |
| Bondage Sex Subject of (Sexual) | 2 | 1.58 | 1.74 |
| Blond Hair | 6 | 0.89 | 1.73 |
| Tennis Engages in | 1 | 2.49 | 1.72 |
| Rape Subject of (Sexual) | 2 | 1.57 | 1.72 |
| Sex in Water Engages in (Sexual) | 2 | 1.56 | 1.72 |
| Sexual Harassment Engages in | 1 | 2.45 | 1.70 |
| Blowbang Engages in (Sexual) | 1 | 2.43 | 1.69 |
| Stockings Clothes | 1 | 2.42 | 1.68 |
| Photography Engages in | 1 | 2.40 | 1.67 |
| Violet Hair | 3 | 1.20 | 1.66 |
| Granddaughter Role | 1 | 2.39 | 1.66 |
| Androgynous Body | 1 | 2.37 | 1.64 |
| Green Eyes | 4 | 1.02 | 1.64 |
| French Kiss Engages in (Sexual) | 2 | 1.48 | 1.62 |
| Servant Role | 1 | 2.34 | 1.62 |
| Blouse Clothes | 2 | 1.46 | 1.61 |
| Chain Jewellery Clothes | 1 | 2.32 | 1.61 |
| Office Worker Role | 1 | 2.31 | 1.60 |
| Outdoor Sex Engages in (Sexual) | 3 | 1.16 | 1.60 |
| Twin Blowjob Subject of (Sexual) | 1 | 2.31 | 1.60 |
| Mother Role | 2 | 1.46 | 1.60 |
| Womanizer Personality | 1 | 2.28 | 1.58 |
| Infidelity Subject of | 1 | 2.28 | 1.58 |
| Bondage Sex Engages in (Sexual) | 1 | 2.28 | 1.58 |
| Netori (their SO is stolen) Subject of | 1 | 2.26 | 1.57 |
| Vaginal + Anal Object Insertion Subject of (Sexual) | 1 | 2.25 | 1.56 |
| Missionary Subject of (Sexual) | 3 | 1.12 | 1.55 |
| Cowgirl Subject of (Sexual) | 4 | 0.95 | 1.54 |
| Large Penis Body | 1 | 2.21 | 1.53 |
| Widow Role | 1 | 2.20 | 1.53 |
| Scat Engages in (Sexual) | 1 | 2.19 | 1.52 |
| Lesbian Sex Engages in (Sexual) | 2 | 1.38 | 1.51 |
| Glasses Clothes | 3 | 1.08 | 1.50 |
| Female Ejaculation Engages in (Sexual) | 2 | 1.36 | 1.50 |
| Handcuffed Sex Subject of (Sexual) | 1 | 2.16 | 1.49 |
| Executive Role | 1 | 2.15 | 1.49 |
| Doggy Style Subject of (Sexual) | 4 | 0.92 | 1.49 |
| Blowjob Engages in (Sexual) | 6 | 0.76 | 1.48 |
| Suspension Bondage Subject of (Sexual) | 1 | 2.11 | 1.46 |
| Pink Hair | 2 | 1.33 | 1.46 |
| Opposite Gender Voiced Personality | 1 | 2.10 | 1.46 |
| Brown Eyes | 4 | 0.90 | 1.45 |
| Idol Role | 1 | 2.07 | 1.43 |
| Anal Fingering Engages in (Sexual) | 1 | 2.05 | 1.42 |
| Enema Subject of (Sexual) | 1 | 2.02 | 1.40 |
| Short Hair | 9 | 0.61 | 1.40 |
| Sexual Slavery (Choukyou Variation) Subject of (Sexual) | 1 | 1.99 | 1.38 |
| Overweight Body | 1 | 1.99 | 1.38 |
| Dress Clothes | 2 | 1.25 | 1.38 |
| Selfish Personality | 1 | 1.96 | 1.36 |
| Taciturn Personality | 1 | 1.95 | 1.35 |
| Mutual Masturbation Engages in (Sexual) | 1 | 1.94 | 1.34 |
| Old Body | 1 | 1.93 | 1.34 |
| Brown Hair | 6 | 0.68 | 1.33 |
| Red Eyes | 2 | 1.20 | 1.31 |
| Beard Hair | 1 | 1.89 | 1.31 |
| Blue Hair | 2 | 1.19 | 1.31 |
| Double Handjob Engages in (Sexual) | 1 | 1.89 | 1.31 |
| Waist Length+ Hair | 4 | 0.81 | 1.31 |
| Quickie Fix Engages in (Sexual) | 1 | 1.88 | 1.30 |
| Multiple Penetration Subject of (Sexual) | 1 | 1.88 | 1.30 |
| Jealous Personality | 1 | 1.87 | 1.30 |
| Twin Braids Hair | 1 | 1.87 | 1.29 |
| Rude Personality | 1 | 1.87 | 1.29 |
| Timid Personality | 1 | 1.86 | 1.29 |
| Standing Sex Subject of (Sexual) | 2 | 1.18 | 1.29 |
| Boyfriend Role | 1 | 1.86 | 1.29 |
| Handjob Engages in (Sexual) | 2 | 1.16 | 1.27 |
| Younger Appearance Body | 1 | 1.82 | 1.26 |
| Deepthroat Engages in (Sexual) | 1 | 1.80 | 1.25 |
| Necktie Clothes | 2 | 1.12 | 1.23 |
| Short Shorts Clothes | 1 | 1.75 | 1.21 |
| Spit-roast Subject of (Sexual) | 1 | 1.75 | 1.21 |
| Long Hair | 4 | 0.75 | 1.21 |
| Missionary Engages in (Sexual) | 1 | 1.74 | 1.21 |
| Reverse Missionary Subject of (Sexual) | 1 | 1.74 | 1.20 |
| Quickie Fix Subject of (Sexual) | 2 | 1.08 | 1.19 |
| Cowgirl Engages in (Sexual) | 1 | 1.71 | 1.19 |
| Vaginal Fingering Subject of (Sexual) | 2 | 1.08 | 1.18 |
| Doggy Style Engages in (Sexual) | 1 | 1.68 | 1.17 |
| Vaginal Masturbation Engages in (Sexual) | 1 | 1.67 | 1.16 |
| Muscular Body | 1 | 1.64 | 1.14 |
| Pink Eyes | 1 | 1.62 | 1.12 |
| Garter Belt Stockings Clothes | 1 | 1.62 | 1.12 |
| Vaginal Fingering Engages in (Sexual) | 1 | 1.61 | 1.12 |
| Drinking Engages in | 1 | 1.61 | 1.12 |
| Mole Body | 1 | 1.58 | 1.09 |
| Nipple Teasing Subject of (Sexual) | 1 | 1.57 | 1.09 |
| Big Breast Sizes Body | 1 | 1.56 | 1.08 |
| Older Sister Role | 1 | 1.56 | 1.08 |
| Teacher Role | 1 | 1.56 | 1.08 |
| Refined Personality | 1 | 1.54 | 1.07 |
| Girlfriend Role | 1 | 1.53 | 1.06 |
| Sex in Front of an Audience Engages in (Sexual) | 1 | 1.50 | 1.04 |
| Green Hair | 1 | 1.48 | 1.03 |
| Incest Engages in (Sexual) | 1 | 1.47 | 1.02 |
| Pissing Engages in (Sexual) | 1 | 1.47 | 1.02 |
| Seventh Posture Subject of (Sexual) | 1 | 1.46 | 1.01 |
| Younger Sister Role | 1 | 1.45 | 1.00 |
| Teen Body | 4 | 0.62 | 1.00 |
| Black Eyes | 1 | 1.42 | 0.98 |
| Cooking Engages in | 1 | 1.42 | 0.98 |
| Jacket Clothes | 1 | 1.42 | 0.98 |
| Not a Virgin Role | 1 | 1.41 | 0.98 |
| Masturbation Engages in (Sexual) | 1 | 1.40 | 0.97 |
| Blunt Bangs Hair | 1 | 1.40 | 0.97 |
| Bathroom Sex Engages in (Sexual) | 1 | 1.39 | 0.96 |
| Nipple Sucking Subject of (Sexual) | 1 | 1.38 | 0.96 |
| High School Student Role | 2 | 0.85 | 0.94 |
| Bukkake Subject of (Sexual) | 1 | 1.35 | 0.94 |
| Skirt Clothes | 1 | 1.34 | 0.93 |
| Pubic Hair Hair | 1 | 1.34 | 0.93 |
| Sixty-nine Engages in (Sexual) | 1 | 1.26 | 0.87 |
| Ribbon Hair Tie Clothes | 1 | 1.19 | 0.83 |
| Cunnilingus Subject of (Sexual) | 1 | 1.16 | 0.81 |
| Twin Tails Hair | 1 | 1.13 | 0.78 |
| Sitting Sex Subject of (Sexual) | 1 | 1.06 | 0.74 |
| Violet Eyes | 1 | 1.05 | 0.73 |
| Young-adult Body | 1 | 0.76 | 0.53 |
| School Uniform Clothes | 1 | 0.76 | 0.52 |