A "Dimwitted" Monk fell from Heaven(2016)

Tianshang Diao Xia Ge “Dai” Heshang

During a trip to the mountains, Yan Qi accidentally picked up a white-haired monk who traveled from ancient times and brought him home. Ever since she brought this odd freeloader home, Yan Qi's ordinary college life has become more and more eventful.

(Source: Manman Manhua, translated)