Ein Kuckuckskind der Liebe (2005)
A wife finds another man to impregnate her when she learns that her husband is impotent but keeps him in the dark so that he will think that it’s his offspring she’ll be carrying.
Actors: Charly Hübner
Schatten der Gerechtigkeit (2009) aka Shadow of Justice
A lady cop (who has a current boyfriend) screws her ex-lover when tension between them gets high due to the case they’re working on.
Schnick Schnack Schnuck
A couple cheats on each other when one of them goes away to attend a music festival. Later, they meet at a sex party in which they did not come together but with different people.