What happened? Klein instantly tensed up.
He had experienced too many accidents in the past, and he knew that he easily found himself involved in Beyonder matters. Upon encountering something similar, he couldn't help but subconsciously be on alert. It did resemble some form of post-traumatic stress disorder.
After seriously watching Hazel Macht's figure disappear from the staircase, Klein sensed that she was only in a hurry and wasn't panicking.