Mahendra calls ghosts or spirits a figment of the imagination. What happens to him on a full-moon night?

Explanation

Mahendra calls ghosts or spirits a figment of the imagination because Iswaran informed him that they were living on a burial site and kept narrating to him stories of various ghosts he himself had encountered. On one full moon night, Mahendra was woken up from his sleep by a low moan close to his window. At first he thought that it was a cat prowling around for mice. But the sound was too deep and guttural for a cat. He resisted looking outside as he did not want to witness a sight that might stop his heartbeat. But the crying became louder and less subtle. He could not resist the temptation any more. Lowering himself to the level of the windowsill he looked out at the white sheet of moonlight outside. There, not too far away, was a dark cloudy form clutching a bundle. He broke into a cold sweat and fell back on the pillow,