VENU-833 - Suddenly visiting sister-in-law keeps me drained for 2 days and 1 night - Rena Fukiishi

Kenta is in a bind. His sister-in-law, Rena, has come over to help with chores while his wife is away at her parents' home for her pregnancy. But her behavior is increasingly strange. She walks into the bathroom naked to 'wash his back,' and Kenta starts to wonder if she's actually seducing him. He tries to brush it off as just teasing, but when he finally goes to bed, Rena slips into his room...