Ranma’s having a bad time when Happosai summons a demon that grabs Ranma and drags him back to where it came from. In another reality Hotaru and Chib-usa are wishing for a husband when Ranma drops in in with a demon, that he finishes with the last of his strength. The girls take him back to their room to recover, where Setsuna finds him and takes a blood sample to track him. The blood contains so much chaos energy it activates the time gates AI Hades who tells her that Ranma is essential to crystal Tokyo. Ranma explains his curse, goes into the Nekoken and licks Luna clean and when they encounter an ice cream Youma, he eats it with other Senshi joining in. (Sailor Moon Crossover)