Abandoned as bastard, Olivia was found in front of their house as child by Howard and Maria Stark. She got raised as Olivia Helen Stark, Tony's younger sister, but she worked hard to get a scholarship for a prestigious university and became an engineer by Stark Industries as the youngest in company history. Tony was impressed by his adoptive sister and her work mentality so that she works most of the time with him so also on the day as a mischievous god arrives at earth and searches after her.

What do you do when your father believes you died with your family-while, in reality, you had sneaked out to meet friends? That was the fate of Katherine when Ultron attacked Sokovia. Since that day, she has blamed herself for not being there with her family. After her father was imprisoned for the Vienna attack, Katherine changed her name and kept moving from place to place. Eventually, she ended up in New York, where the Avengers saved her from an attack near their compound.

Ann Charleston is a young S.H.I.E.L.D. agent who has dedicated her life to serving the organization since childhood. But when she encounters the God of Mischief during a mission, she is drawn into a dangerous conflict that tests her loyalty. How much control does she really have over her life and her own destiny?