What to do if one spouse is not ready for divorce

Sir, my marriage is a forcely marriage. My family does engaged me with my brother's small sister-in-low. But i love someone else and i wanted to end my engagement. But my family forced me n thay afraid me by riti-rivaj n any other social issues. So i cant do anything. But i loved some one else. Now i want to leave with her. I married in 5th feb. 2017. But my family does not support me for this and my wife also didn't want to leave me. She also frustrated or irritated by me. But only for her sister, her father's respect and other social issues she didn't want divorce. But our life is ruined. We are not able to live together more. She also said me that she wanted to leave me but can't because of her sister and her father's respect n other social issues. Plzzz suggest me. Whats i do?