Kono Yo no Hate de Koi wo Utau Shoujo YU-NO: Mugen no Heiretsu Sekai

Prepare for a mind-bending journey as a young man stumbles upon a mysterious device that allows him to traverse parallel worlds. What begins as an intriguing exploration of alternate realities quickly spirals into a desperate quest, as he attempts to unravel the enigma of his missing father and the beautiful, enigmatic women who seem to hold the key to his past and future. With each jump between dimensions, the stakes grow higher and the line between reality and illusion blurs. He'll need to navigate complex relationships and confront shocking truths, all while grappling with the profound implications of infinite possibilities and the true nature of his own existence across the multiverse.

✦ AI-drafted summary