God's Vessel Reader and Crossover Massive Harem.

You are considered one of the weakest students berated by your peers and neglected by your teachers even the headmistress not only that but your family doesn't care about you your parents neglected you and your brother's and sister's always abused you and told lies about you but then your mental state snapped and you began drinking and doing drugs until you started coughing up blood and ended up in the infirmary. Inside your mindscape, you had a meeting with the god of Darkness and he offered you the chance to gain power in order for you get your revenge.