The Good-for-Nothing Heir: Sign-In Summons, Ruling from Behind the Scenes

The protagonist, Lin Che, transmigrates into the body of the eldest legitimate son of the Duke Who Guards the Nation's household in the Great Yan Dynasty. But he inherits the identity of a top-tier good-for-nothing who has yet to reach the first level of Qi Refining at sixteen. For years, he has suffered abuse and deprivation at the hands of his stepmother, Madam Liu, and his half-brother, Lin Hao, becoming the laughingstock of the capital. Just as the original body's humiliation leaves him so enraged that he is on the verge of death, the Sign-In Summoning System awakens unexpectedly, becoming the key to turning his fortunes around. His very first sign-in summons the Sword God Ye Gucheng, who goes undercover at his side as a mute servant, securing his safety and setting his comeback in motion. To clear his name as a good-for-nothing