Nobody else to turn to (Phineas x Ferb)

Phineas and Ferb were separated from each other after they were discovered to have a romantic relationship when they were fourteen. Now it's eight years later of little to no communication and they just got out of college, with Candace living in Europe, there father no longer with them, and their mom in an elderly home they only have each other. When all they can afford is a one bedroom apartment you never know what might happen