Soni Razdan is set to direct a film and Kalki Koechlin has signed the dotted line to play the lead in the film that was earlier in Karishma Kotak's kitty. The film titled 'Love Affair' is about infidelity in marriage and a married Kalki will be seen dating the uber-talented Gulshan Devaiah in the film.

Arjun Rampal was signed to play Kalki's on screen husband but due to issues best known to the team, he has been replaced by Ali Fazal at the final hour. Fazal accepted the role after the reading the script and is quite excited to step into the challenging role.

Apart from Kalki, Gulshan and Ali, the film also stars Monica Dogra in a pivotal role.