The Demon Prince goes to the Academy

Tags: Academy, Alchemy, Alternate World, Appearance Changes, Battle Academy, Beautiful Female Lead, Calm Protagonist, Caring Protagonist, Character Growth, Cheats, Clever Protagonist, Cold Love Interests, Corruption, Dark, Demi-Humans, Demon Lord, Demons, Determined Protagonist, Doting Love Interests, Dragons, Empires, Evil Religions, Family Conflict, Fantasy World, Game Elements, Gods, Handsome Male Lead, Hard-Working Protagonist, Harsh Training, Hated Protagonist, Hiding True Identity, Humanoid Protagonist, Jack of All Trades, Knights, Kuudere, Love Interest Falls in Love First, Love Rivals, Loyal Subordinates, Magic, Male Protagonist, Manipulative Characters, Misunderstandings, Mob Protagonist, Multiple POV, Nobles, Polygamy, Quirky Characters, Race Change, Reincarnated in Another World, Reincarnation, Religions, Romantic Subplot, Royalty, Schemes And Conspiracies, Secret Organizations, Slow Growth at Start, Slow Romance, Special Abilities, Stoic Characters, Strong Love Interests, Sword And Magic, Sword Wielder, System Administrator, Torture, Transmigration, Tsundere, Unconditional Love, Unique Weapons, Weak Protagonist, Weak to Strong, Writers