In the first book, the male lead discovers that his wife didn't run away: she was forced off a cliff. Their daughter sees the news and, heartbroken, jumps off a building. The male lead returns to the year his daughter is three and begins a life of building wealth while cherishing both his daughter and his wife.
In the second book, the male lead transmigrates to an assassin planet. After becoming the strongest person there, he gets bored and transmigrates again with the System, this time to the Artifact Spirit Continent. From the start, he picks up a wife and sets off on a path of humiliating scumbags, showing off his romance, and showering everyone with affection.
The third male lead is born under a fate that brings misfortune to his family. His mother dies after defying heaven to give birth to him. He's born with poor eyesight, and after his father leaves, he's sent to an orphanage. A kind person helps him regain his sight, in exchange for working at a teahouse. You'll have to read the rest yourself!