Hang (one) out to dry American British verb phrase
To punish, condemn, or force someone to suffer unfairly without attempting to assist them
He said he was my soulmate, but when I failed to sign a new contract with clients, he hung me out to dry!
I felt I had been hung out to dry by my new manager though I commit a small mistake.
The president criticizes Jack strictly and hangs him out to dry.
The verb "hang" should be conjugated according to its tense.
If you swallow the bait, you take something that someone offers you, or agree to do something that someone asks you to do without knowing that it is a trick or way of getting something from you.
You can't just do whatever he wants you to do. Don't swallow the bait.