In the sequel of "Ants in the Pants" we again meet Flo and his friends.

While on vacation with her friend Evi, the attractive Anna meets the charming horse breeder Carlos Sanchez on Mallorca. Although she is happily married to the busy lawyer Frank Glaser, Anna allows herself to be carried away by a night of love with Carlos. Back in Munich, Anna is tormented by a guilty conscience. Before she can confess her infidelity to her husband, Carlos turns up unexpectedly at the Glasers' house. While Anna tries to persuade the enamored “Latin lover” to leave, Frank discovers his wife's infidelity and goes completely mad with jealousy ...