Minato Ninomiya is a detective for the Kanagawa Prefectural Police, his parents died when he was a child, his life became a mess and couldn’t trust people since then. But due to his girlfriend Yuka, Minato was able to trust people again. After 5 years into their relationship, Yuka becomes pregnant. Minato vows to make Yuka and their baby happy, but Yuka suddenly dies in a mysterious accident. Minato tries to find the truth behind her death and finds a mysterious app named Code, which can make any wish come true.