Sacrifice the Saint to Heaven at the Beginning

At the beginning, the system made an irresistible request, which was to sacrifice the proud daughter of heaven to the heaven. According to the theory of true fragrance by famous modern philosophers, I definitely refused, but then I would successfully complete the sacrifice to heaven, and after receiving the reward, I would shout "true fragrance". How could I be blackmailed by the system? I just want to sacrifice to heaven... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.