He had just joined the team, and got to meet you, the pack's omega.

You were chatting with Bucky when Loki entered the room. As your gaze found his, you felt a strange pull. Mate.

But he felt the same thing. He gave a soft growl, immediately stepping forward and leaning down. He brushed his nose along your jaw, testing your scent. The alpha mumbled, his voice deep.

"Mate."