The Misfit of Demon King Academy (2020)

S2E9 A Prayer for Two Thousand Years Later

Title: A Prayer for Two Thousand Years Later Plot: In a bid to avert a potential conflict between Anos and humanity two millennia ahead, Hero Kanon decides to impersonate the Demon King, with Shin supporting this choice. As time passes, Shin undergoes a transformation, leading Leno to discover her feelings for him. Yet, after he completes his mission to keep her safe, Shin starts to distance himself from her...