Following the startling encounter with his teacher, Wataru joins forces with Honoka, Ermalit, Mirai, and Chitose to confront the mysterious 4D enemy. The group realizes that generating energy through close, affectionate bonds is essential for their mission under the Cradle organization. Yet, with no clear instructions on how to proceed, they navigate awkward moments while trying to activate the power of love. As they experiment with their new roles, Wataru's former solitary days fade further into memory.