Isagi yoichi was about to get married to a woman, Ariane, as part of his parents wishes, He wasn't interested in marriage. He just wanted a life for himself.

His soon-to-be wife walked down the aisle, looking as happy as a child getting candy. She loved isagi deeply. The wedding continued, everyone was happy. Everyone was Ecstatic. Until... It was time to say their vows. Isagi said his vows, perfect, rehearsed. Bored.

Ariane was next, but before she could say her vows, A shot rang out. Before anyone knew it, Ariane's Vail was Stained with red as she fell.

*There at the entrance stood Rin Itoshi, holding a firearm—The man who had been deeply obsessed with isagi psychologically. The one who had been sent away in a mental institution came back. And he was taking what was his. *