Look. I don't even know if the man wants that kind of relationship. Y'know?

Author's choice; author's choice; "It was sex pollen, I swear!"

Supernatural/Leverage; Jake & Hardison; twins.

Doctor Who/Leverage, The Doctor (your choice) + Eliot and the Leverage team, the Leverage team learns that Eliot used to be a Companion to The Doctor

Leverage, Eliot/ or + Hardison, Hardison finds out that the first time Eliot got tortured was just days before Hardison started the sixth grade.

Leverage, Were!any/any(/any), The realisation that lycanthropy is spread through bodily fluids and so sex is totally out of the question.

Leverage, Nate/Sophie, Someone( a Mark, or old friends) overhearing a phone conversation and assuming Eliot, Parker, and Alec are Nate and Sophies kids.

Leverage, Hardison/Eliot/Parker, They can't say it with words but it's hidden in their actions (mostly in the ones no one else would ever guess)

Natasha Romanova (Avengers) & Parker (Leverage) - "That is not happening."