30 Years Have Passed Since the Prologue

Hiding True Identity Male Protagonist Overpowered Protagonist Tragic Past Clever Protagonist Determined Protagonist Dragons Past Plays a Big Role Wars Reincarnation Academy Calm Protagonist Schemes And Conspiracies Assassins Evil Organizations Firearms Ruthless Protagonist Transmigration Special Abilities Fantasy World Magic Misunderstandings Nobles Religions Demons Cold Protagonist Proactive Protagonist Saints Multiple Reincarnated Individuals Pragmatic Protagonist Strong to Stronger Politics Royalty Dense Protagonist Mysterious Past Reincarnated in Another World Heroes Multiple Transported Individuals Yandere Award-winning Work Past Trauma S*aves Demon Lord Possession Protagonist Strong from the Start Reincarnated in a Game World Harsh Training Organized Crime Terrorists Student-Teacher Relationship