Seven years ago, Kazuki died at the young age of 25, leaving behind his wife Tetsuko and father Gifu. They live together and are a family, but theirs is a delicate relationship of daughter-in-law and father-in-law with no blood ties. Through the intriguing people Tetsuko comes into contact with who were linked by fate to her kindhearted husband, she is freed from the pain of the loss of a loved one and begins to start life again.