A Japanese Scientists Is Hit By A Truck And Reincarnated As A Baby In A World Filled With Magic He Is Taken In By The Wizard Merlin Wolford Who Names Him Shin And Raises Him As His Grandson As Shin Grows He Is Taught Magic By Merlin Magical Item Craftsmanship By Merlin Friend Melida And Swordplay By The Earrior Michael At age 10 Shin Successfully Slays A Demon So Merlin Tells Him About Finding Him In The Forest But Shin Already Knew This As He Has Memories From His Previous Life At Age 15 Merlin Realises He Never Taught Shin Common Sense Life Skills He Is Also Hesitant To Let Shin Enter Society As Shin Has Been Using His Previous Life Scientific Knowledge To Invent Spells That Could Turn Society Upside Down While Discussing The Issue Shin Learns His Uncle Dis,Big Brother Sieg And Big Sister Chris Are Actually King Diseum Of Earlshied,Christina Of The Royal Guard And Siegfried The Court Magician All Old Friends Of Merlin It Is Decided Shin Will Attend Earlshied Magic Academy To Learn About Society And Make Friends So They Move To A House In The City While Exploring Shin Saves Two Girls From Thugs And Having Never Met Girls His Own Age So He Is Immediately Smitten Eith Two Of Them