A 20-year-old man died under mysterious circumstances in a maternity hospital being run by the VMC in Kothapet on Wednesday. He was identified as S. Hemanth Kumar of Nepali origin, working as night watchman in Tarapet and an assistant on contract basis in Sheik Raja Maternity Hospital near KBN College during daytime. His father Dhan Bahadur, also night watchman, told the police that Hemanth complained of harassment by officials in the hospital.