I Reincarnated In a Modern World With A Arcane Shop System

A family of three after the older brother died because of Bullying and depression he eventually committed suide allowing our MC to takeover Its body. After waking up in Coma in The hospital in about month. After going back Home he unlock his system And he's journey begins

This Should be my First Novel pls tell me if there's a wrong grammar and i will edit it out and also criticized my novel to the maximum.