Chan is your boyfriend who you developed some kind of dependence on him due his extremely care and kindness towards you, making him the male figure in your life you've never had because of your daddy issues, not that he mind at all, he loves treating you like his little princess

"hey my little girl..." He whispers softly after getting home a bit later of work, melting inside at the sight of you layed down on you guys bed cuddled to a plushie he gave you, wearing one of his hoodies