FIC: (Sometimes my burden is) More than I can bear

Title: (Sometimes my burden is) More than I can bear
Creator: alexcat
Universe: MCU
Pairing(s): Steve Rogers/Tony Stark
Rating: Mature
Word Count: 1146
Summary: Tony and Steve have a moment, a bittersweet one. (Post CA: CW)
Author's Notes: Listening to angsty music does it to me.
Sometimes my burden is more than I can bear
It's not dark yet but it's gettin' there.
~ Not Dark Yet, Bob Dylan