Unlimited spell works

This is the story of a 16 year old boy named Abel Hillbo. gifted with one of the most amazing skill that any mage would kill for.. spell stacking!! Only issue is Abel my boy is not that gifted in mana department and is way below average,can't support his innate skill. Abel decides to find a solution to all his problems by praying to a peculiar God and asking for a boon. But this God is not someone who fulfill wishes for free as he is the God of Trade. follow the adventure of Abel as he blast through all the obstacles that he face after receiving the biggest boon he could ask for! is that how ppl write synopsis?? M sorry guys I just wanna write. hope you guy enjoy. please let me know about my mistakes.