King's Conquest, Mommy's Charm

In ancient times, the male lead, Mo Sichen, was plagued by guilt after mistakenly causing the death of his wife, the princess. Unexpectedly, he and his son are transported to the modern world where they encounter the female lead, who looks exactly like the princess. Mo Sichen, who resembles the framed and deceased second son of the Mo family, is mistaken for the heir. As they meet and bond, they face treacherous plots set by villains. Together, with the help of their son's clever assistance, they unravel the schemes and ultimately find happiness together.