Digimon Adventure tri. Part 5: Coexistence

A mid-series installment balancing action-driven monster battles with emotional stakes around friendship and loss, as a beloved character's trauma triggers catastrophic consequences.

Meicoomon rampages after witnessing Meiko Mochizuki being injured by the man bearing Gennai's likeness. "It would have been better if you hadn't been born..." Meicoomon disappears into the Real World, which has since become distorted. Possessing overwhelming power, she's the key to the world's destruction.