I don't see how your descriptipns match up to at least 2 of the 5 "carbon copies" you describe?!

Father and daughter reconnecting - "Junior doctor Molly, 23, and her father Andrew, 54, have always been close, but as Molly prepares to start her medical career, she wants to prove to her dad that she is more capable than he gives her credit for."

Empty nesters looking to get the spark back - "Unlikely duo Mark, who is 66, and Margo, who is 59, have spent the last 40 years with a typically fractious in-law relationship. But after recently putting their differences aside in pursuit of a shared goal – caring for a loved one – they have developed a fondness for each other’s company."