The Engimon residing in the Amanogawa family home are always watching over Yamato and Himi. One day, Himi chases after a beckoning cat that appeared from somewhere else and disappears from the house. Yamato is surprised by Haruo and the others, who suddenly start to move, and together they head out to rescue Himi! With the help of the Engimon, will Himi be found? Part of Anime Tamago 2018.