kengo (played by takeno uchiha) is an ordinary aquarium employee. he originally had a happy and harmonious family, but recently he has been for his sister maria (ketano).i'mornaments) frowns due to serious illness ddd。 in addition to paying huge treatment costs, if a matching liver cannot be found as soon as possible, the younger sister will be in danger of life. kengo's fiancée minako (yu natsuya) leaves him because she cannot bear the tremendous pressure. one day, kengo accidentally rescued a woman who wanted to commit suicide. the woman was named risa (aya uedo). her brother (goro inagaki) was not doing his job and owed huge loans to usury. risa had to go to a place to work in a dusty place to pay off her loan. she was overwhelmed and had lost her confidence in life. in desperation, kengo suddenly had the idea of ​​getting married with risa for fake marriage and letting her transplant her liver to save her sister...