The prompt:
Oblivious Peter. Oblivious Steve. Bucky who knows but ain't saying anything til the others open their eyes.
Stucky saying that are going to be MIA to finally take some well deserved PTO [ basicly finally honeymooning with out telling the others]
It gets mentioned they were traveling around California. Peter mentioned how cool that was, he has never been, even mentions an art museum he would love to see.
Queue Steve inviting Peter to join them later on cause everyone needs time away to explore the world. Bucky who just stares at Steve and then after a bit agreed.
The there is only one bed is a must.
Them acting as tourist. Peter with his old school camera[ and his Stark Phone too]. Steve thinking its adorable. Bucky just shaking his head wondering when it will click for Steve or Peter.
Maybe they rent a boat[Tony's mini yacht] and sail a bit and stay over night at sea. Queue some ocean swimming, some sunblock rubbing etc.
Maybe after the 4th day, Bucky kisses both of them on the cheek while they make breakfast to speed things along
