What’s the big deal about becoming a saint by insulting the goddess?

Flo could never have imagined that his mother’s awful plan of “swearing at the goddess to beg for mercy” would lead to such a devastating end for him… Ten days after he lashed out at the statue of the goddess, not only did his life take a complete 180-degree turn, but even his “little brother” was permanently offline. Now bearing the name Afrosia, her life has completely derailed: the tsundere little…