sims 2 legacy collection my student sim has disappeared from the uni household

please someone help me
the sims 2 legacy collection please help me I accidentally moved my university dorm to the
households bin with my students still in the dorm household I put the dorm back with my students still in the dorm then moved students to the students bin then moved them into a house and loaded the lot only to find not all my students was in the household lot 1 of them has just disappeared and I don t know where he went iv looked in the students bin and in other university lots he's not there this has believe it or not triggered my anxiety😰 and has made me very stressed due to this happening please anyone send some reply's

thank you in advance