I bought a house with my fiancée, but she says I need to pay all the bills. Will she get half of the house if I sell?

"She actually told me that as I am the man I should pay all the bills."

I bought a house with my fiancée, but she says I need to pay all the bills. Will she get half of the house if I sell?
"She actually told me that as I am the man I should pay all the bills."