Yukito Minakami is awakened by his childhood friend Kotomi for school, but when they arrive there, they find that a female classmate jumped off the roof of the school the day before. Before long, all their classmates are talking about the approaching end of the world on the 20th day of the month. Some even begin to lose their minds, with another student as their leader...
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| Name | Characters | Importance | Weight |
|---|---|---|---|
| School Kendo Club Member Role | 2 | 3.06 | 3.36 |
| Bullying Engages in | 3 | 2.26 | 3.13 |
| Keikogi Clothes | 2 | 2.61 | 2.87 |
| Bullying Subject of | 3 | 2.06 | 2.85 |
| Kendo Engages in | 2 | 2.57 | 2.82 |
| Delinquent Role | 2 | 2.42 | 2.66 |
| Dyed Hair | 2 | 2.38 | 2.62 |
| Sex on Roof Engages in (Sexual) | 2 | 2.30 | 2.53 |
| Medium Breasts Body | 4 | 1.55 | 2.50 |
| Timid Personality | 2 | 1.87 | 2.05 |
| Straight Hair | 7 | 0.96 | 1.99 |
| Spiky Bangs Hair | 5 | 1.01 | 1.81 |
| School Uniform Clothes | 10 | 0.74 | 1.76 |
| Tareme Eyes | 4 | 1.09 | 1.76 |
| Blue Eyes | 8 | 0.80 | 1.76 |
| Watashi Personality | 3 | 1.26 | 1.75 |
| High School Student Role | 7 | 0.84 | 1.75 |
| Sleepyhead Personality | 1 | 2.52 | 1.74 |
| Sexual Harassment Engages in | 1 | 2.46 | 1.70 |
| Homeroom Teacher Role | 1 | 2.45 | 1.70 |
| Futanari Body | 1 | 2.35 | 1.63 |
| Suicide Engages in | 1 | 2.29 | 1.59 |
| Sexual Harassment Subject of | 1 | 2.23 | 1.55 |
| Blunt Bangs Hair | 2 | 1.40 | 1.54 |
| Mahou Shoujo Role | 1 | 2.21 | 1.53 |
| Bookworm Personality | 1 | 2.18 | 1.51 |
| Teal Hair | 1 | 2.16 | 1.50 |
| Pink Hair | 2 | 1.32 | 1.45 |
| Anilingus Subject of (Sexual) | 1 | 2.05 | 1.42 |
| Anilingus Engages in (Sexual) | 1 | 2.01 | 1.40 |
| Wristband Clothes | 1 | 2.00 | 1.39 |
| Childhood Friend Role | 2 | 1.25 | 1.37 |
| Strange Personality | 1 | 1.94 | 1.35 |
| Antenna Hair | 1 | 1.92 | 1.33 |
| Brown Hair | 6 | 0.68 | 1.32 |
| Standing Sex Engages in (Sexual) | 1 | 1.88 | 1.31 |
| Blue Hair | 2 | 1.19 | 1.30 |
| Standing Sex Subject of (Sexual) | 2 | 1.18 | 1.29 |
| Teen Body | 7 | 0.61 | 1.28 |
| Evening Gloves Clothes | 1 | 1.80 | 1.25 |
| Boku Personality | 1 | 1.79 | 1.24 |
| Handjob Subject of (Sexual) | 1 | 1.76 | 1.22 |
| Deredere Personality | 1 | 1.75 | 1.22 |
| Ponytail Hair | 2 | 1.10 | 1.20 |
| Slim Body | 7 | 0.57 | 1.19 |
| Intake Hair | 1 | 1.66 | 1.15 |
| Violet Eyes | 2 | 1.04 | 1.14 |
| Kouhai Role | 1 | 1.62 | 1.12 |
| Shy Personality | 1 | 1.62 | 1.12 |
| Grey Eyes | 1 | 1.61 | 1.11 |
| Waist Length+ Hair | 3 | 0.80 | 1.11 |
| Ore Personality | 1 | 1.59 | 1.10 |
| Short Hair | 5 | 0.61 | 1.09 |
| Sidehair Hair | 2 | 0.98 | 1.07 |
| Blowjob Subject of (Sexual) | 1 | 1.53 | 1.06 |
| Choker Clothes | 1 | 1.51 | 1.05 |
| Maid's Dress Clothes | 1 | 1.51 | 1.05 |
| Orange Hair | 1 | 1.51 | 1.04 |
| Student Role | 1 | 1.48 | 1.03 |
| Sailor School Uniform Clothes | 1 | 1.48 | 1.03 |
| Green Hair | 1 | 1.47 | 1.02 |
| Younger Sister Role | 1 | 1.44 | 1.00 |
| Hair Tie Clothes | 1 | 1.41 | 0.98 |
| Curtained Hair | 1 | 1.30 | 0.90 |
| Sixty-nine Engages in (Sexual) | 1 | 1.25 | 0.87 |
| Classmate Role | 1 | 1.23 | 0.85 |
| Red Eyes | 1 | 1.19 | 0.83 |
| Anal Sex Subject of (Sexual) | 1 | 1.19 | 0.82 |
| Big Breasts Body | 1 | 1.19 | 0.82 |
| Ribbon Hair Tie Clothes | 1 | 1.18 | 0.82 |
| Handjob Engages in (Sexual) | 1 | 1.16 | 0.80 |
| Pale Body | 7 | 0.37 | 0.77 |
| Boobjob Engages in (Sexual) | 1 | 1.06 | 0.74 |
| Thigh-high Stockings Clothes | 1 | 1.03 | 0.72 |
| Green Eyes | 1 | 1.01 | 0.70 |
| Cowgirl Subject of (Sexual) | 1 | 0.95 | 0.66 |
| Brown Eyes | 1 | 0.90 | 0.62 |
| Blond Hair | 1 | 0.88 | 0.61 |
| Blowjob Engages in (Sexual) | 1 | 0.76 | 0.53 |