Guilt and Roseanne's slavedriving push David to confess to Dan that he was living with Darlene in Chicago, and Dan throws him out; Jackie refuses to take money for the baby from Fred; Roseanne and Becky try to pressure Dan to hire Mark.

NOVA follows members of the US Aerobatic Team as they prepare for and compete in the 1992 World Aerobatic Championship. The sport, as precisely choreographed as gymnastics-except that it takes place in airplanes at 200 miles per hour-has always been on the leading edge of developments in aviation.

A badly damaged ship is brought into the station and the strange alien inside is identified as a soul hunter - an immortal race who can sense death and supposedly steal someone's soul.