Joining The Avengers

Book 1 of the My Storm series

Joy Barton is Clint Barton's little sister who joins the Avengers with Clint.
While with the Avengers Joy meets Bruce Banner. Bruce & Joy get to know each other & start falling in love. Joy & Bruce get together & after several weeks of being together Clint finds out & is somewhat upset about the relationship.
If Bruce is ever the Hulk, Joy is a the one who calms him down.
One day Joy gets taken by HYDRA. When Clint & Bruce finds out her being taken they both react, Bruce instantly goes to find her.
Will Bruce be able to find Joy in time?

*I do not own any of the Marvel characters only Joy*