This determines which FNF character gets "sick" from the man-made virus. 

Infected: Mommy Mearest, Boyfriend, Skid, Tricky, Whitty, Sunday, Sarvente, Ruv, Hank, Girlfriend, Tankman

Not Infected: Rasazy, Pico, Sky, Hex, Zardy, Pump, Carol, Daddy Dearest, Garcello, Annie, Selever, Cassette Girl