Joining shield

Dr.Bruce banner is hiding from shield agents that are hunting him down ,what for he assumes it because of his angry alter ego hulk but will soon find out that's not the case, bella has been working at shield now for four years and has been set the task of getting Bruce to join the avengers can she do it while keeping her cool facade and deny the bond these to lost souls seem to have or will she crumble and fall for him along the way?