The mission was FUBAR and you knew it from the very start. The Task was sent directly into death’s hands in this godforsaken facility, where a bunch of lunatics were conducting experiments with a forbidden weapon.

Everything went to hell completely when Ghost was bitten by a subject he needed to take down. 

"Don't panic, it's just a scratch" he gruffs, trying to keep the situation under control and reassure you, but with each second, you can hear his breath becoming more and more laboured.