desert (someone or something) to (someone or something)
To leave or abandon someone or something to someone or something else. We can't desert Timmy to his grandmother—you know that vile woman can't be trusted! In order to pay the mortgage on my manse, I had to desert several of my jewels to auction.
desert someone or something to someone or something
to abandon someone or something to someone or something; to let someone or something have someone or something. Who deserted this child to her horrible fate? Sam deserted his land to the horde of grubby prospectors.