*hugs and looks the kid in the eyes*
"buddy-....look, i have to go away for a really long time soon. but....you have to be strong for me. because I can't anymore. can you do that?"
"y-yeah...!"
"good. now look, here's my necklace. take care of it and it'll take care of you, but until then, this guy will, okay?"
*small nod*