Divorce

I got married in 2008 after that in the same year i decided that my wife should study further i got her admission in nursing and pay her all expenses after that my son was born in 2013 .Then my wife want to fo abroad and i pay her all expenses she went in 2018 but she didn't apply for me and my son when she went on student visa .after like 2 years she applied for me and my son we went there to canada she kept my son and she told me that go back otherwise I will fike a domestic voilence case against u ...I came to India on 5th day even though i pais all the expenses from my own pocket fro me n my son .then after that no communication she even didn't let me talk to my son or doesn't even respond to my calls .in the starting of dis year she send me divorce papers but i didn't sign those thinking @my son but whenever she is calling us only torturing us saying i will file a case against u guys ...now its too much to stay in this traumatized relationship...I try my level best to save the relationship but all in vain .Now I call her to file mutual divorce but she said she need theshare in d property and want compensation....what will I gave her she is now earning more than me in dollars ...I was telling her to send the son back I will take care of him .....want a divorce ? What can i do ....and i can't give her anything now she took everything from me .....any suggestions plz Thanx ...want to end up this relationship early. Thanx