The plot  (spoiler alert)

Here’s the story. Since 2010 Piggy is living with an engineer who works as a researcher at the university. Piggy — who happens to love math — returns the favour of the accomodation by solving some engineering problems.
Serious incompatibilities arose soon though; Piggy is a mathematician, the other is a computer engineer (not to mention a freak too).

Here is a summary of their lovely life in a room, somewhere in Belgium.