is kinda exactly what you're looking for.
Spoiler (mouse over to view)
The story begin from the Hero and Heroine still in middle school and follow through until their marriage.
Then the story switched to the Heroine's younger brother and his girlfriend for a while. But you'd still get the glimpse of Hero and Heroine's marriage, pregnancy and giving birth.
Then the story switched to Hero and Heroine's daughter.
By the end of the story, their son's girlfriend is pregnant.
Then the story switched to the Heroine's younger brother and his girlfriend for a while. But you'd still get the glimpse of Hero and Heroine's marriage, pregnancy and giving birth.
Then the story switched to Hero and Heroine's daughter.
By the end of the story, their son's girlfriend is pregnant.
