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Martina Black has always known exactly who she is. She’s a sixteen-year-old athlete, a straight-A student, and the girl who grew up believing her mother was the only family she needed. With a passion for soccer, football, volleyball, boxing, and track, Martina has built a life away from the world of superheroes. But everything changes when her mother reveals a secret that was hidden for sixteen years. Martina Black is actually Martina Anthony Stark. Tony Stark’s daughter. Suddenly, Martina is thrown into a world of Avengers, technology, and a father she has never known. Tony Stark can build armor, defeat enemies, and save the world—but he has no idea how to become a father to a daughter who grew up without him. And Martina isn’t what anyone expects. She’s not a spoiled billionaire kid. She’s brilliant, independent, stubborn, and her intelligence rivals Tony’s own. But after being experimented on by HYDRA, she also carries a dangerous secret: powerful blue, icy abilities that make her the hero known as Frost. As Tony tries to earn her trust and Martina learns to accept a family she never expected, they discover that some things can’t be fixed with money, inventions, or superpowers. Sometimes the hardest thing to build…is a family