Grinding My Way UP

So Ujin, an 18-year-old gamer, is addicted to a brand new MMORPG game called "Immortal Legacy". After countless hours of playtime and DLC purchases, Ujin is broke beyond comprehension. He joins the lowest kind of Guild 'Grinding Guilds' in order to pay back his debts and grind to the top! "Grinding my way UP" is a parody of similar Novels with the same premise.