Celebrating the 15th anniversary of the Precure franchise, and the eleventh Precure All Stars crossover film. A mysterious monster named Miden has appeared, stealing away the Precures' memories and reverting them to the state of a small child. The HUGtto! Precure</i> team joins forces with the Futari wa Precure</i> team to retrieve the stolen memories and powers of every other Precure team so far!