Isaac

Academy, Age Progression, Alternate World, Angels, Antihero Protagonist, Apathetic Protagonist, Aristocracy, Army, Arrogant Characters, Beastkin, Betrayal, Bullying, Business Management, Businessmen, Calm Protagonist, Clever Protagonist, Comedic Undertone, Confident Protagonist, Conflicting Loyalties, Criminals, Cruel Characters, Cunning Protagonist, Dark, Demons, Depictions of Cruelty, Dragons, Dwarfs, Elves, Enemies Become Allies, European Ambience, Family Conflict, Fantasy World, Firearms, Friendship, Hard-Working Protagonist, Industrialization, Interdimensional Travel, Lazy Protagonist, Lucky Protagonist, Magic, Magical Technology, Male Protagonist, Management, Manipulative Characters, Mature Protagonist, Mercenaries, Merchants, Modern Knowledge, Multiple Realms, Multiple Reincarnated Individuals, Multiple Transported Individuals, Murders, Mysterious Past, Nobles, Organized Crime, Orphans, Past Plays a Big Role, Politics, Pragmatic Protagonist, Previous Life Talent, Psychopaths, Revenge, Royalty, Ruthless Protagonist, Salaryman, Schemes And Conspiracies, Secret Organizations, Secrets, Shameless Protagonist, Suicides, Survival, Sword And Magic, Terrorists, Time Skip, Torture, Transmigration, Twisted Personality, Unlucky Protagonist, Wars, Weak Protagonist, Werebeasts