Stardate: 42506.5 Riker agrees to be the first Starfleet officer to serve on a Klingon war ship as part of an officer exchange program. As part of this program a Benzite is assigned to the Enterprise. Both must learn to adapt to another culture's ways, when a space borne bacteria is found feeding on both the Enterprise and the Klingon Warbird.

Penny Parker's big chance in a major professional role is threatened from two directions: a money shortage and several deaths linked to the musical she is set to perform in.

ALF has an allergic reaction to a baby.

Woody decides to steal Kelly, a rich snob's girl, away when the man humiliates him.