Blood

Alex’s blood is a symbol of how out of touch Cassie is with reality. She does not realize that she is in bed with a dead man until she turns over and sees the blood on the sheets. Because she had drunk so much, Cassie was not able to put together what had happened that had led to Alex’s death. She left the hotel room without telling anyone that Alex was dead because she was afraid she might have been the one who killed him.

Flash Drive

The flash drive is a symbol of betrayal. Elena tampers with this flash drive, removing all the information that might be new to Viktor. She does this because she has started working with the CIA.

Lipstick

Cassie’s lipstick is a symbol of guilt. On her way to her hotel from Alex’s hotel, Cassie realizes she...