Oyayubihime Infinity

In a chance encounter, a group of friends with a mysterious butterfly-shaped birthmark on their thumb discover that their past and present lives are intertwined. Each time their marks touch, they catch glimpses of a shared past life, but the memories don't always align with reality. As they navigate their complicated relationships and growing feelings for one another, they must confront the blurred lines between fate and personal desire, leading to a bewildering exploration of love, friendship, and the complexities of the human heart.