At least one heroine in this visual novel is the protagonist's sister, but they are not biologically related to one another. This heroine could be the protagonist's stepsister, adopted sister or foster sister.
| Name | Similarity |
|---|---|
| Non-blood-related Sister Role | 24% |
| Non-blood-related Incest Engages in (Sexual) | 19% |
| Younger Sister Role | 19% |
| Non-blood-related Brother Role | 17% |
| Step Sister Role | 17% |
| Twin Tails Hair | 15% |
| Brother Complex Personality | 14% |
| Ribbon Hair Tie Clothes | 14% |
| Cowgirl Subject of (Sexual) | 13% |
| Older Sister Role | 13% |
| Thigh-high Stockings Clothes | 13% |
| Ponytail Hair | 13% |
| Older Brother Role | 13% |
| Sitting Sex Subject of (Sexual) | 13% |
| Missionary Subject of (Sexual) | 13% |
| Childhood Friend Role | 13% |
| Doggy Style Subject of (Sexual) | 12% |
| Kind Personality | 12% |
| Blond Hair | 12% |
| Waist Length+ Hair | 12% |