Tenshi ni Dakarete Shousetsu "Tenshi ni Dakishimerarete" Yori

Main character is an angel apprentice who is given task to find the true love on the Earth to become a full-fledged angel. Protagonist borrows a certain male body and starts his quest. He tries domination, destruction, coexistence, dedication, subordination and even has relations with a demonic woman - will that all help him find true love?

[From vndbreview]