Osamu Dazai

Neither Chuuya nor Dazai were too hell bent on finding their soulmate. A destined partner revealed through the color of the other's eyes. But when the two find one another, their worlds change the way their friends had described. Colors seemed brighter, smiles became bigger, and their lives felt all the more complete.

They've found their soulmate.

But their pasts are trying to tear them apart.