Genichi Hatano is a 50-year-old gay man searching for companionship. One day, he meets a girl who possesses a large amount of money.
Hatano is taken aback by Hotaru's unconventional offer of a life-changing amount of money in exchange for him serving as her parent.
Having signed Hotaru's parent-child contract, Hatano begins his unconventional new family life. Hotaru's deadbeat dad makes an unexpected appearance.
Genichi grows depressed after Saku ignores his confession of love. Later, Jin kidnaps Hotaru, hoping to lay claim to the 30 million yen.
As Saku moves into the apartment, his ex, Yoshida, appears unexpectedly. Meanwhile, the truth about Tomoe's embezzlement comes to light.
Genichi decides that he wants to apologize to the person he once hurt, sparking jealousy in Saku. Later, Hotaru reunites with her mother.
Genichi’s mother comes to Tokyo and is thrilled to learn of his plans with Saku. Later, she goes to a manga artist’s book signing event with Hotaru.
During a trial cohabitation, Saku notices one of Genichi's habits. Later, Officer Matsu comes to put an end to Saku and Genichi living with Hotaru.
Someone runs off with the 30 million yen. Later, Genichi and Saku continue their search for an ideal place to live their life together.
Genichi and Saku support Hotaru's dream of becoming a guitar maker. Later, they make a bold move with their marriage registration form in hand.
