A is for Aesthetician

Rising to his feet, Steve did his best to ignore the wild thumping of his heart as he approached the table and the timid, shirtless man sitting on it. It was impossible, however, to ignore Bucky's broad shoulders and sculpted torso or the lean musculature beneath his skin. His pecs, abs, and arms were well developed, and his collarbones could cut glass. It was also impossible to ignore the reason for Bucky's visit: his entire left arm was covered in mottled red scar tissue that covered the entire outside of his arm from the lower part of his shoulder to the back of his hand.**Or, the AU in which Steve is a medical aesthetician specializing in laser scar treatment, and Bucky is his patient.