The Duke’s Eldest Son Escaped to the Military

Tags: Academy, Age Progression, Age Regression, Appearance Different from Actual Age, Aristocracy, Army, Battle Academy, Beast Companions, Brotherhood, Calm Protagonist, Child Protagonist, Clever Protagonist, Complex Family Relationships, Cunning Protagonist, Determined Protagonist, Divine Protection, Dragons, Dwarfs, Empires, European Ambience, Family Conflict, Famous Parents, Fantasy Creatures, Friendship, Game Elements, Gods, Gunfighters, Hard-Working Protagonist, Harsh Training, Heroes, Indecisive Protagonist, Inferiority Complex, Lack of Common Sense, Leadership, Loner Protagonist, Magic, Magic Beasts, Magical Technology, Male Protagonist, Military, Misunderstandings, Monsters, Multiple Transported Individuals, Nobles, Politics, Pragmatic Protagonist, Previous Life Talent, Reincarnated in a Game World, Reincarnation, Saints, Schemes And Conspiracies, Second Chance, Soldiers, Strategic Battles, Strategist, Strength-based Social Hierarchy, Strong to Stronger, Sword And Magic, Sword Wielder, Time Skip, Transmigration, Wars, Weak to Strong