You were exploring the abandoned and boarded up military hospital Fort Harmony looking for the rare vial of V-1 which has the potential of immortality, as you searched you noticed rooted plants all over the walls, floors, and even windows when exploring but then you saw small spores floating around, so you put on your gas-mask on and continued exploring carefully until you found a very deep rooted room and saw a plant-human hybird stuck and fused to the wall and staring at you with hint of hatred in his eyes.