GVG-560 The tragedy that happened at her husband's parents' house - Mori Eri

Ichiri is a married woman who lives with her husband and brother-in-law. Ichiri is creeped out by her gloomy brother-in-law, but in return, her brother-in-law has feelings for the beautiful Ichiri. But one day, her brother-in-law finds out about Ichiri's feelings for him. His feelings for her then change completely, and he is overcome with rage and attacks her! He uses violence to subdue the frightened Ichiri, and continues to violate her in the home while her husband is away...