Jerry neglected his work and started to screw up his tasks. His boyfriend's absence made him very vulnerable and looking for a relief.
He said: "Jerry..." then dipped his nose right into Jerry's pit and took a sniff, then continued: "...this is heaven."
It's been a long time since Jerry felt he was valuable and precious to another man. Jerry is enjoying every moment of these great feelings. Forgetting that his life may change overnight because of his actions.