Faithful and Unfaithful The Animation

Keita Sasahara's friend, Mika Kuramoto, introduced him to a close friend of hers named Riko, and they fell in love soon after. They became a happy couple, but two months into the relationship, everything changed—Sasahara witnessed something that shattered his trust and broke his heart. That night, he goes drinking with Kuramoto and a couple of other friends, seeking comfort in familiar company. As the evening unfolds, the two friends find themselves drawn together by their shared emotional turmoil. What begins as a simple night of drinking and commiseration gradually evolves into something more complex, as they navigate the blurred lines between friendship and desire in the wake of betrayal.