Yuka Sae's ancestors made a promise to Yukie that she would give up her daughter in exchange for her life. This promise continues to this day in the form of a "bride-to-be". Yuka, who was chosen as the bride, was shunned and mistreated by her family. In the frozen snowy mountains, where it is rumored that no one has ever returned alive, she tries to be useful so that the master will not divorce her, but for some reason she feels nostalgic at the house she has never been to before...? After a hundred years, the bride meets the master of her dreams once again...