Without A Trace

Mansi has qualities that can leave anyone envious, but she is addicted to shoplifting- something which has irritated her family. So, when on her father's birthday Mansi gifts him an expensive watch, he immediately concludes that she must have stolen it. So, he slaps her and an angry Mansi runs out of the house, only to be never seen again. Meanwhile, Shweta, a girl in her twenties, unsuccessfully tries to commit suicide. Who is this new girl? Is she somehow connected to Mansi's disappearance?