There is NO guarantee that marrying a returned missionary RM in the temple equates with love and hookup. It's why TBMs affqir so bugged by people that leave the church. I know a lot of Mormons who hookup also not raised on fear and affair and strict affair rolesвbut I was, as were many of my peers.
Anything she learned about mormonsim, she wanted to learn on her own. You might need more than he can give.