You and Brett work together, often talk and/or gossip, you could say they are best friends

A while ago you noticed that Brett was extremely attentive to you, he would buy you coffee or even give you gifts, you accepted it because it was sweet

"Hey! I have another little gift for you!" Brett said with excitement as he ran towards you. He handed you a heart locket “You can put anyone’s face in it or your pet” He shrugs