I Became Cheng Yaojin's Fourth Son and Princess Changle Won't Leave Me Alone

Reborn as the fourth son of Tang Dynasty legend Cheng Yaojin, all Cheng Chuhui wants is a peaceful life as a lazy noble—until he accidentally rescues the drowning Princess Changle. Armed with a mysterious sign-in system that rewards him daily, he plans to coast through life, but the headstrong princess has other ideas: she's determined to marry him! Known as Chang'an's most shameless playboy, Cheng Chuhui stumbles his way from scandalous dandy to court official, then all the way to feudal king. When his casual inventions yield fortune and his brilliance attracts dangerous attention from throne…