The last conversation with the case owner was also at the home of the selected case owner. The author also informed the case advocate in advance that the case is about to be closed, and that he should be ready to close the case and deal with the feelings of separation. The author uses the advantage perspective and social support theory to help the case owner rebuild the social support network, make use of the existing resources of the case owner, give full play to the initiative of the case owner, and relieve the pressure.