ROYD-191 It was supposed to be just a kissing relationship with my sister-in-law... but we couldn't hold back, our saliva intertwining thickly, repeatedly sneaking away to have insemination sex. Momomo Shiraishi

The wife 'Momo' begins to feel distant from her workaholic husband and starts to sense discomfort at home. Amidst this, she finds herself drawn to her cohabiting brother-in-law, and a forbidden love begins. They vow to keep it to just kissing, deepening their hidden love for each other. But the insatiable desire. While still harboring feelings for her husband, their passion becomes uncontrollable, leading them to cross the line into unprotected sex. The story follows the fate of two people consumed by love and desire.