Weeks went by since Cheese Sandwich threw Rainbow Dash's birthiversary with Pinkie. There he had exposed what Pinkie and Ponyville truly meant to him, but now with those basic feelings and thoughts off his chest, he's showing deeper feelings for the pink mare.

And what happens when Pinkie feels the same about him, but doesn't want to tell him in fear of driving him further away?

All characters are meant to be anthropomorphic. Mature for a reason.