Puck just held on and let himself be held. His partner needed support, Puck would be that. He realized that Loki felt safe enough to share that and his heart warmed as much as it threatened to break.

He tightened his grip on Loki. Puck wasn't sure what to say to the first two statements, but he opted for, "You're yourself, first. A treasure, who should have been treated better." Puck knew that Loki needed to hear confirmation and so he helped Loki help himself.

"How good that he said he was proud of his sons before leaving. How good that it was that you heard that!" Puck moved until he could position himself to give Loki a kiss. "You heard correctly-- you heard he was proud of both of you. That you were his son, as much as anything else." Puck's eyes shone with assurance and a mix of love and hurt.

"You did hear that, Loki."