These games have romance that could be called incestual (whether the involved parties are blood-related or not is irrelevant).
| Name | Similarity |
|---|---|
| Incest Engages in (Sexual) | 23% |
| Mother Role | 16% |
| Inbreeding Engages in (Sexual) | 15% |
| Younger Sister Role | 15% |
| Full Brother Role | 15% |
| Son Role | 15% |
| Full Sister Role | 15% |
| Brother Complex Personality | 14% |
| Older Brother Role | 14% |
| Missionary Subject of (Sexual) | 14% |
| Handjob Engages in (Sexual) | 14% |
| Cowgirl Engages in (Sexual) | 14% |
| Cooking Engages in | 14% |
| Doggy Style Engages in (Sexual) | 14% |
| Cowgirl Subject of (Sexual) | 13% |
| Blowjob Subject of (Sexual) | 13% |
| Kind Personality | 13% |
| Spoons Subject of (Sexual) | 13% |
| Older Sister Role | 13% |
| Sitting Sex Subject of (Sexual) | 13% |