Kiss in the Storm

This takes place during Ironman 2. Tony is miserable due to Pepper going with Happy and can't see to get over her. A girl name, Kristie McClain the comes into his life to learn things from him. Tony does not know that Kristie is a mutant and was sent by shield to watch over him. Tony starts to developed feelings for Kristie but will her secret stop him from loving her. Tony S X OC