Given the enormous influx of Vietnamese spouses, the article probes how they regard the worshiping rituals in typical Taiwanese families under traditional patriarch influences and in the face of exotic religious shock. Living with the parents-in-law and being the older daughter-in-law can play crucial roles, casting key impacts on how the Vietnamese spouses participate in Taiwanese ancestor worshipping rituals. Another question to be explored is how their hometown religion savvy correlated with the engagement of them in Taiwanese rituals. The study targets 20 spouses from Vietnam, surveying the differentiations of ancestor and god worshipping rituals between Taiwan and Vietnam and how the spouses respond to them.