Vishnu acts as Parvati's brother

Devon Ke Dev...Mahadev – Season 5

Dadhichi and the Saptarishis put forth the proposal to Naresh. He readily agrees to the marriage and visits Kailash for pre-marriage rituals. Lord Vishnu performs the ritual as Parvati’s brother. In the meantime, Tarakasur plans to annihilate the Gods.