lovestruck Bucky X Reader

Bucky and y/n the Asgardian have had feelings for each other since y/n became an avenger after coming to Midgard with Loki. Bucky would even go so far as to say he has gotten closer to y/n then Steve. But what happens to them when they are left almost alone when the rest of the team other then Loki leaves for almost a month on a mission? Will their friendship be destroyed without Steve being there to break up the fights? Will Loki get in the way and steal y/n away from Bucky, Or will it grow into something more then either of them expect?

*I own no characters except y/n*