...If you'd already left, why come back? I'd finally managed to forget you.
The threads dancing at his fingertips tugged at a love that crossed time and space. Looking up at the memories of the ancient city, Hachiman Hikigaya returned to six years before his birth. He became one of a certain older teacher's first students and befriended a certain brocon before she turned manipulative.
But after an accident, he returned to the timeline where he was supposed to be. Faced with the friends he had once known, Hachiman Hikigaya was at a loss.
(Original title: Love Songs of the Four Seasons)