10 years after "Marrying the Mafia 1". The three J's established an architecture company and have become well-known business. They hold pens instead of fists in their hands but things still happen around them and now even bother their children.

Kasumi is a self confident girl who sings lead soprano for her high school's choral department. One day the class chairman asks to photograph her during a performance, but the moment he snaps the photo she's making a face that resembles a spawning salmon. Completely mortified, she decides to quit the choir, but eventually she runs into a gang of choral thugs from River High and their leader teaches her the importance of musical soul.

11-year-old Yusuke and his classmates camp in the woods and see a strange light. They discover a small metallic object like a robot which talks, calls himself Tetra and knows Yusuke's name. Tetra can create wonderful gadgets but actually has...

Yuichi Mafune is known as a finance broker, but he's actually a conman. One day, two men show up in front of Yuichi. One man is "M" and the other is his underling Yuki Seki. They ask Yuichi Mafune to steal the "M funds". The "M funds" is thought to be a longheld legend that massive amounts of gold and other stolen loot from World War II were hidden in the basement of a Japanese bank. The loot was then taken by the Supreme Commander of the Allied Forces to fund secret operations.

Yuichi accepts the proposal after hearing of the large fee offerred if successful. In order to steal the "M funds," which Yuichi isn't even sure if it exists, "M" plans an unprecedented money game which brings in interests from the U.S., Russia and other places.

Samao Daikoku’s (Shota Sometani) family register was taken which keeps him from escaping the underground life that he has led. To get away once and for all, Samao Daikoku breaks into Daikichi Ebisu's (Kiyohiko Shibukawa) coin locker to steal gold....

Middle school teacher Moriguchi Yoko's life comes crashing down after the murder of her 4-year-old daughter. Eventually, Yoko suspects some of her own students to have been responsible for her daughter's death. She comes up with an elaborate plan for revenge against the students who killed her innocent daughter

Alternate ending to The Sleepless Princess

Young man, Yusuke Mamiana, fed up with his life meats a unattractive ugly girl, Kyoko, at his hometown. Out of his impulsive desire, he had a relationship by nearly raping her. They started to live together and gradually feel ‘Family‘ attachment in each other. As time passes, Yusuke starts to think more about ‘Happiness‘ of his family and himself.