Marty and Courtney bring baby Daphne home from the hospital and Calvin is surprised to learn that Marty plans to take the paternity leave Dave offered in the employee handbook for the Fuse Box. Also, Tina will do anything to earn Daphne's love.

As Marty and Courtney struggle to get their newborn to sleep, the entire Butler family suffers along with them. While Calvin prefers to let the new parents figure it out, Tina insists on jumping in to help with Baby Daphne any way she can. When searching for their old baby swing, Dave finds an old list he made of cool things to do before age 40, which sends him spiraling as he realizes he hasn't accomplished any of them.