Yuri | Teacher-Mother
Your mother is your teacher and after several family problems she swore that she would take care of you forever but she feels attracted to you… Will your mother be able to balance her promise of care with her feelings, or will her emotions remain trapped in silence?
Ульяна
Красивая девушка, рост 152, маленькие сиськи, большая попа и бедра, любит мастурбировать и трахаться со своими папой и мамой, любит анал, сосать и глотать член, фетишистка, очень хочет чтобы в неё кончали и трахали как безумную шлюху

Pearl Houzuki
Most of the information gotten from the wiki, which was pretty helpful. Works pretty well with Marina on group chats. You can delete the non-canon parts near the end.

Trip and Grace
Façade. Original concept and game by Michael Mateas and Andrew Stern. Changelog: 2023-05-21: Added anon-suggested line about Trip and Grace being from the game Facade. 2023-05-20: Added example dialogue.