The Sin God's Rise

Samuel, an overweight and lazy 19 year old chuunibyou NEET gets transported into a fantasy world with a fitter body and an almost game-like system! This would naturally be a dream for any teen, especially a chuunibyou like Samuel, right? At first, he thought so too, but he was hunted down and trapped in the realm's most dangerous forest! Now, he aims to destroy the kingdom that summoned him and live the rest of his life as he wants. tl;dr: isekai revenge power fantasy