Original:  In his free time, he frequented places inhabited by pimps and prostitutes, but was never arrested for any serious crimes. Most of his acquaintances claimed to be very fond of him, but at the same time noted that when drunk or on drugs, he showed signs of an antisocial personality and displayed misogynistic behavior.
Revised:  Acquaintances claimed to be very fond of him, but at the same time noted that when drunk or on drugs, he showed signs of an antisocial personality and displayed misogynistic behavior.
Edit intent: coherence