In just over an hour, Vanessa appeared on camera several times. The third time, she looked clearly flustered.

If someone had really switched the labels on the diluted and concentrated sulfuric acid, Vanessa was definitely a prime suspect.

Grace stopped the video and asked her assistant to call Vanessa to her office.

When Vanessa heard Grace wanted to see her, she panicked. She glanced at Willow across the room, but Willow didn't even look her way, acting like nothing was ...