Ane is distraught when she doesn't know how Olau feels about her, so when Olau gets a handsome study partner at visit, Ane sees an opportunity to make Olau jealous. Emil has to meet a deadline and his performance anxiety affects everyone in the apartment. Øland wants to impress the upstairs neighbor Klavs by jumping off the diving board in the local swimming pool, even though he's never learned to swim.

Ane er fortvivlet, da hun ikke ved hvad Olau føler for hende, så da Olau får en flot studiekammerat på besøg øjner Ane en mulighed for at gøre Olau jaloux. Emil skal nå en deadline og hans præstationsangst går ud over alle i lejligheden. Øland vil imponere overboen Klaus med et udspring fra vippen i den lokale svømmehal, selvom han aldrig har lært at svømme.