Storm of Heroes from Another World

What? Congenital meridians are damaged. It's okay, I have the League of Legends master-apprentice system. What? You want to become your teacher. How much savings does the family have? Does the family have any older sisters? No? Wherever you go, you'll be happy. What? You said your sister admires me and wants to marry me. What a joke, don't you know I am very dedicated... By the way, what does your sister look like and what are her measurements? A happy, relaxing, and different novel from another world is brought to you! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.