When did Aamir Khan fall head over heels for Kiran Rao

Bollywood superstar Aamir Khan and his wife Kiran Rao 's relationship was much talked about at one point in time but the couple had maintained stoic silence. However, today they are quite a pleasant view together as they both compliment each other. They had started dating on and off after Aamir Khan split from his wife of 16 years Reena but they were not looking to get into a serious relationship. Then how did they manage to enter matrimonial bliss? Kiran started to fall in love with Aamir a few months into their casual relationship but did not expect much out of it. Aamir was still raw from his split with Reena and was said to be too damaged to be in a long-term relationship. Aamir has said of his relationship with Kiran that they were initially friends who fell in love with each other. So when did they fall in love?