[…]It was during this period that he (Bucky) met Natasha Romanoff, whom he helped train in combat while she was undergoing espionage training at the Red Room Academy, where the Russians promoted the Black Widow Ops Program and the corresponding male project, the Wolf Spider Ops Program. They fell in love and James often snuck out into her sleeping quarters just so he could see her.
Bucky Barnes and Natasha Romanoff + similar fight moves