Average Rating:6.87
Bayesian Rating:6.81
Total Votes:49
Updated 9 days ago
The protagonist is currently living together with his older sister and going to prep school everyday. He likes her but is unable to be honest about his feelings. One day, he comes home early and see his sister masturbating while sniffing his shorts. At the height of his arousal, he unintentionally has sex with her. After doing the deed and being questioned if she likes him, his sister denies it on the ground that she only likes his scent. While disappointed at her words, he is delighted to know that from now on, he can make her do anything using his smell. [Translated from Official Site]
Ikenai Kozukuri 4 ~Namaiki na Aneki ga Jitsu wa Ore no Semen ga Daisuki Datta!?~ has not appeared in our Steam sample enough to calculate it's similar novels... sorry!
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| Name | Characters | Importance | Weight |
|---|---|---|---|
| Catsuit Clothes | 1 | 2.62 | 1.82 |
| Sling Bikini Clothes | 1 | 2.61 | 1.81 |
| Adult Breast Feeding (obsolete) Engages in (Sexual) | 1 | 2.49 | 1.73 |
| Armpit Sex Engages in (Sexual) | 1 | 2.48 | 1.72 |
| Childbirth Engages in | 1 | 2.48 | 1.72 |
| Classic Tsundere Personality | 1 | 2.40 | 1.66 |
| Inbreeding Engages in (Sexual) | 1 | 2.20 | 1.53 |
| Waitstaff Uniform Clothes | 1 | 2.06 | 1.43 |
| Cuffs Clothes | 1 | 2.03 | 1.41 |
| Over The Knee Socks Clothes | 1 | 1.94 | 1.35 |
| Piledriver Subject of (Sexual) | 1 | 1.94 | 1.35 |
| Waitstaff Role | 1 | 1.81 | 1.26 |
| Mature Personality | 1 | 1.81 | 1.26 |
| Reverse Missionary Subject of (Sexual) | 1 | 1.74 | 1.20 |
| Spoons Subject of (Sexual) | 1 | 1.67 | 1.15 |
| Lactation Engages in | 1 | 1.59 | 1.10 |
| Apron Clothes | 1 | 1.58 | 1.10 |
| Full Sister Role | 1 | 1.56 | 1.08 |
| Older Sister Role | 1 | 1.56 | 1.08 |
| Pregnant Sex Engages in (Sexual) | 1 | 1.53 | 1.06 |
| Choker Clothes | 1 | 1.50 | 1.04 |
| Incest Engages in (Sexual) | 1 | 1.47 | 1.02 |
| Blouse Clothes | 1 | 1.46 | 1.01 |
| Black Eyes | 1 | 1.42 | 0.98 |
| Pregnancy Subject of | 1 | 1.40 | 0.97 |
| Masturbation Engages in (Sexual) | 1 | 1.39 | 0.97 |
| Nipple Sucking Subject of (Sexual) | 1 | 1.38 | 0.96 |
| Ahoge Hair | 1 | 1.32 | 0.92 |
| Ahegao Engages in (Sexual) | 1 | 1.32 | 0.92 |
| Watashi Personality | 1 | 1.25 | 0.87 |
| Blue Hair | 1 | 1.19 | 0.83 |
| Standing Sex Subject of (Sexual) | 1 | 1.18 | 0.81 |
| Handjob Engages in (Sexual) | 1 | 1.16 | 0.80 |
| Outdoor Sex Engages in (Sexual) | 1 | 1.16 | 0.80 |
| Missionary Subject of (Sexual) | 1 | 1.12 | 0.77 |
| Boobjob Engages in (Sexual) | 1 | 1.07 | 0.74 |
| Miniskirt Clothes | 1 | 1.06 | 0.74 |
| Sitting Sex Subject of (Sexual) | 1 | 1.06 | 0.74 |
| Cowgirl Subject of (Sexual) | 1 | 0.95 | 0.66 |
| Doggy Style Subject of (Sexual) | 1 | 0.92 | 0.64 |
| Virgin Sex Engages in (Sexual) | 1 | 0.85 | 0.59 |
| Waist Length+ Hair | 1 | 0.81 | 0.56 |
| Black Hair | 1 | 0.80 | 0.56 |
| Blowjob Engages in (Sexual) | 1 | 0.76 | 0.53 |