After the death of his mother, Stiles Stilinski goes to stay with his Uncle Phil for the summer. When a chance encounter leads to Stiles meeting Black Widow and Hawkeye, and his Uncle's true job being uncovered, Stiles is thrust into a chaotic new world. Between secretely training to be a spy over the summer, and helping to keep the Pack alive during the school year, will Stiles be able to handle both of his lives? Or will they crash together in the most explosive way yet?