Mr. Shining Knife & Mrs. Sweet Cake, who are always in love with each other, have a fight and say they are breaking up! However, Knife & Cake, who are one and the same, can't leave each other even if they want to. Hoeru and the others get caught up in the slapstick commotion of Knife & Cake and find out the dramatic story of their marriage...! Meanwhile, Rikuo's relationship with Rei is discovered by the Gozyugers. Rikuo, who can no longer keep quiet, tells them about his past with Rei, and "The Calamity" awakens in the worst possible way...!?