When Chitoge transfers into Raku's class, they're forced into a false love relationship to keep the peace between their feuding gangster families. Everyone at school's fooled by their act—even Raku's crush, Onodera! Raku wants Onodera to know the truth, but he just can't seem to find a way to tell her. Meanwhile, the ever-vigilant Claude sends his protégé Tsugumi to watch over Raku and rescue Chitoge from his evil intentions. What chance does Raku stand against a highly trained assassin?!