When Mark was first bitten by the Wight, a creature that had originated from the transformation of Jack due to his sanity plummeting to 0%, a sense of urgency gripped him. Jack's transformation had led to Mark quickly retreating to his apartment, driven by the instinct to conceal the fact that he had been bitten. Within the shelter, the norm was grim—those afflicted with such bites either succumbed to self-inflicted demise or faced the harsh reality of being killed by others.
Mark, however, found himself unable to take the path of self-destruction. Instead, he was compelled to embrace the monstrous fate that loomed over humanity.