Fudo Aikawa é o Red Gelato, o líder do grupo de Super Sentai chamado Gelato Five. Além de sua identidade verdadeira, ele tem um outro segredo: está apaixonado por uma comandante do império do mal.
Fudo começa a planejar seu primeiro encontro de verdade com Desumi. E no que depender dele, esse passeio vai envolver muito suor - se é que você me entende.
Fudo e Desumi se aproveitam de um pequeno vazamento de informações para se encontrarem em um parque de diversões e tentarem ter um encontro romântico.
O impensável aconteceu: alguém descobriu sobre o namoro secreto de Fudo e Desumi. E agora, o que vai acontecer com a vida amorosa do herói com a vilã?
O namoro de Desumi com Fudo anda muito bem, mas agora é uma de suas colegas de trabalho da Sociedade Secreta Gekko que está com problemas do coração.
Desumi learns that shes going to be promoted to monster executive, and ponders what this might mean for her life going forward. Meanwhile, their planned date to the beach happens to coincide with Gelato 5s robot testing...
After meeting her at the beach, Daigo realizes that he recognizes Desumi. Will the things he reveals affect her relationship with Fudo... or even Gelato 5 itself?!
Fudo receives a letter threatening to expose his relationship with Desumi. But when he meets with his blackmailer, a surprising truth is revealed!
Desumis father arrives to interrupt the couples alone time, bringing along Desumis little sister, Urami. Both of them seem to disapprove of Desumis recent life decisions. With Fudos help, can she make her true feelings known?
Desumi invites Fudo to her high school culture festival, where they hope to have their picture taken atop the Kokutei Moon. But complications abound, as members of Gelato 5 and the Princess Series alike seem determined to foil the couples best-laid plans!
The masked Judgment Princess always eats on her own in the cafeteria, prompting Desumi to take interest in the solitary girl. But her invitation to the rest of the Princess Series to have a strategy meeting in her room turns out to be... a slumber party!
Deep in Gekko headquarters, the birth of the Ultimate Phantom approaches. Meanwhile, a commercial opportunity for Fudo earns him Desumis ire. When Gekkos ambitions lead to a world-threatening crisis, can the couple make up in time to fight back?!