What I want is just a little "happiness." Born into a family that possesses a special ability, a daughter who has not inherited that ability. Miyo Saimori. She was treated as a servant by the half sister who made her ability flourish. She was not loved by her parents, a daughter who was not needed by anyone, even her childhood friend, who was her only ally, was forced to marry her half sister and inherit her home. Miyo who was considered a hindrance was forced to marry in the Kudou family who is rumored to be implacable .... A love story that begins with marriage.