Register marriage

Im Hari of age 22 from Tamil Nadu I got registered married with a girl from bangalore she's 20 last year I did the register marriage in oothangarai krishnagiri(dist) Tamil Nadu. After register marriage I left my wife in her home itself.. Later my wife said that in her home her parents are searching alliance for her so take me with you she said then I took my wife with me on January this year she have posted letter to her parents, local police station near to her home and commissioner of police bangalore that she got married and in her willing only she'll coming with me with attachment of register marriage certificate.. Then I called her parents on the day when I took her and said them that your daughter is with me she's happy please don't make any fight with us like that manner.. Then her parents said it's okay no problem we'll do reception to you both we agree for your marriage then they ask the address I believed them and given the address where I stay.. They file a woman missing case and her parents came with karnataka police mens and threaten my family and me that they'll kill me and took my wife back with them illegally.. After she get back to her home she called me and said please come and take me soon and she mailed me too for 10 days then she stopped sending mail and call also. After this I get depressed and attend suicide unfortunately I been saved my parents called her family and ask her to talk with me. She phoned me after 3 days of my suicide and said please don't disturb my family I don't want you.. I don't know how she changed her mind but I want my wife back.. Whats procedure to get her back and then her brother took a picture of mine threatening me that if you come to bangalore I'll kill you like that but I have job in bangalore only what can I do for this...