Frank Martin: Do I look like a man who came half-way across Europe to die on a bridge?
Valentina: Am I not sexy?
Frank Martin: ... Yeah, you're sexy.
Valentina: You're the gay!
Frank Martin: No! I am not "the gay."
Frank Martin: Let me guess. You're the smart one.
Enormous thug: No. I am the big one.
Answer: Just before the scene ends, somone in black taps him on the shoulder and knocks him out. We can presume that the person in black is one of the bad guys.