AtsumuxSakusa

Sakusa was having an affair with a beta Atsumu finds out. The two of them get a divorce and go in out of court because Atsumu is pregnant with Sakusa's child and doesn't want Sakusa in their child's life. Osamu Atsumu's twin younger brother and his husband Suna help take care of Atsumu and the nephew when he is born and help out in the divorce as well. Till Atsumu mishears a conversation between Osamu and Suna thinking Atsumu was going to be kicked out of his brother's house and he may lose his son. Atsumu takes his son and packs their things and ran heartbroken over what is happening. Atsumu is again heartbroken when his son chooses to live with his father when finding out who he is at the age of ten. Heartbroken sad and alone Atsumu wants to die or forget everything that is happing in his soap opera-like life his wish is granted as he gets amnesia from a car accident when he wakes up, he finds two people claiming to be his family his daughter and Husband the fake husband says the three of them got into a car accident and all three of them all had amnesia and that the doctors told him this as Atsumu can't remember anything do to the car accident he believes them. The three of them move to Hawaii in hope that new scenery may help them get close again and act like a family since they were weirded out about each other due to amnesia. After a time the three get closer and act like a normal family and Atsumu and the fake husband fall in love and have a child together a son when Atsumu's fake husband dies due to an accident Atsumu moves back to Japan and gets a job at Sakusa's company where he bumps into his son who he hasn't seen in 6 years Atsumu does not recognize the boy due to his amnesia his son does not know Atsumu got into a car accident and had amnesia from it let alone a step-sister, half-brother, and stepfather even Sakusa does not know what will happen next?