The Story of the Girl Who Summoned the Holy Knight

Xu Sheng, who was single until the age of 22, finally received his grandfather's inheritance, but why did a kawaii knight girl appear? Li Chacha: "If you don't terminate the contract within three years, you will die quietly." Xu Sheng: That's okay. We should strengthen ourselves and start the counterattack from me. Li Chacha: "After the Industrial Revolution, cultivating immortals was no longer allowed." ...