Gujarati and Marathi Brahmin marriage issue- Father in fragile mental condition

Hii,

meri age 24 hai ,mujhe aapki help chaye me jise pyaar karti use mujhe shaddi karni par hamari caste aalag he me gujarti hu aur wo marathi brahman mere ghar par tho sab man gaye hai par uske ghar par uske papa nahi man rahe aur wo dar bhi raha hai batane ke liye wo bolte hai ki wo mujhe pyaar karta he par wo shaadi nahi kar sakta kyuki uske papa ko tension he unke family personal matter ka aur wo ye condition me uske papa se baat nhi kar sakta is liye wo mujhe kisi aur se shaadi karne ko bol raha he me kya karu pl help i really love him