After Graduating from College, My Parents Begged Me to Spend Money

After graduating from college, my parents actually signed up for the [Critical Rebates for Sons Spending Money] system, and they begged me to spend money. Originally, my parents were worried that I wouldn't dare to spend money randomly, but they didn't know that I was also bound to a system for [Spending Money Makes You Stronger]! I become stronger by spending money, and my parents have an unlimited supply of funds. The more money I spend, the stronger I get!