Incestuous Relationships, Beastly Mother, Takeuchi Sarina, VENU-317

Sarina lives with her two sons, Hayato and Takeru. Because it's a single-parent family and their father is absent, the gentle Sarina has a very close relationship with her sons. However, on a night of full moon, Sarina, completely different from usual, attacks Takeru and rapes him! The next day, Takeru tries to talk to Hayato about it but is dismissed with a laugh. Then, on another night of full moon…