If You Love Someone, Set Them Free. If They Come Back They're Yours
The way she hugged him definitely not romantic but its not just friendship but the intense relation they already share..
Shobha needs to realize her feelings and it can happen only when her bubble of hubby wife breaks in a proper sense...she needs to realize how much she is in love wid Vikram and she has moved far ahead to get Samarth back in her life.
She is now happy Vikram proved her right and Usha wrong...but Usha being Usha will be proved right only after required dramaššš