The angry students frog marched the suspect out of the house as they beat and kicked him.
Kisii County Police Commander Charles Kases said they are investigating the incident.
Police in Kisii on Thursday rescued a man from angry college students moments after he allegedly killed their colleague in a suspected love triangle gone wrong.
The badly mutilated body of Lucy Boke, 23, was found inside her one-room rented house in Jogoo estate on the outskirts of Kisii town.
