Ten Years of Sign-In, Then I Married the Demon Cult Saintess and Cleaved the Six Directions

Mu Tian, the most handsome man in the Chaotian Empire, is abducted by the Demon Cult and forced to marry its Holy Maiden. On their wedding night, the sign-in System activates. Host successfully signs in in the Demon Cult Holy Maiden’s room and receives the Ten Thousand Spirits Physique cultivation method. Host successfully signs in in the Demon Cult Holy Maiden’s courtyard and receives the Sword Art of Ninefold Unity. Host successfully signs in in the Demon Cult Holy Maiden’s rear courtyard and receives an Imperial-grade Marrow-Cleansing Pill. … Mu Tian only wanted to sign in in peace, never expecting to become more and more firmly established as the Demon Cult’s son-in-law. When six sects besiege them, he destroys them with one sword! When a sacred land invades, he defeats them with one move! The fortunes of heaven and earth change because of him. Who is he, you ask? The Demon Cult’s eldest son-in-law!