poisoned wine

Somebody who seems so great at first, but then the truth comes out that they are nothing but bad for you

Person 1: "I think I am going to ask that girl out over there..."
Person 2: "Don't do it, she's nothing but poisoned wine."

poisoned wine

Somebody who seems so great at first, but then the truth comes out that they are nothing but bad for you

Person 1: "I think I am going to ask that girl out over there..."
Person 2: "Don't do it, she's nothing but poisoned wine."