As Dako, Boku-chan, and Richard set out to con the Fuu Family, they encounter various challenges and obstacles along the way. The family members, including Raymond's three daughters and their husbands, are all suspicious of the trio's intentions and attempt to outsmart them.
Throughout the film, the scammers use their wit and cunning to deceive the Fuu Family and gain access to the inheritance. They face off against the family members in a series of elaborate cons and schemes, using their skills of manipulation and persuasion to get closer to their goal.
As the stakes become higher and the tension mounts, Dako, Boku-chan, and Richard must navigate a web of lies and deceit to achieve their ultimate objective. The film culminates in a thrilling and unexpected conclusion, revealing the true extent of the scammers' cleverness and cunning in their quest for the elusive 10 trillion yen inheritance.