Pepper is married to Tony, pepper is Tony's assistant, wife and she is also the stern one. But pepper has a secret that even Tony don't know about, she's got a daughter.. Y/N.

Y/N is a trained assassin, red room had her from the age of 5 to 15.. Ten years, but now Y/N is 17 and safe with pepper. The team and Tony don't know about Y/N, except happy does for reasons.

Pepper and Y/N were in her office, talking about somethings when Tony and the team walks in. They get confused and shocked.