Krasten Family, the family who is known by everyone in the world. The highest ranking mafia family in the world, higher than any royalty. But there's something that she should be aware about, every boys in the Krasten family has Polyamory... Their coldness could vanished by just a simple touch from her, until it reaches obsession. They just kept growing obsessed, until one day. She can't take it after knowing the miserable truth...