Thottal Thodarum (2015)

Shiva and Gautam are buddies and HR professionals in the same firm. Gautam's insatiable thirst for wooing women, leads him to abuse a bank marketing call that Shiva receives. Madhu, a miffed friend of the woman in the receiving end, starts to taunt Shiva by making prank calls which later blossoms into real romance just over the phone without having seen each other. When they feel the time is right to meet and communicate their mutual love, Madhu gets entangled in the bad books of a deadly organized crime syndicate. Her struggle to wriggle out of this with the help of Shiva and his friends is what forms the rest of the story.