The Soul Has Penetrated the Onmyoji, and I Am Begging for My Help at the Beginning!

Traveled through a parallel world and took control of the Yin Yang Gym. Activating the system, with built-in store, requires specific bonuses. Each time you complete the benefactor's needs or subdue the monster, you will receive corresponding bonuses. "Chiki Shikigami? Buy it!" "Suzuka Gozen Shikigami? Buy it!" "Abe Seimei's inheritance? Buy it!" Sadako with twin tails, Hanako in the toilet... "This store sells everything, but I don't know if it sells rare items like Shenbao tablets..." This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.