"Guys who can't pick up on hints are the worst, aren't they?!" What hints? You mean like blackmailing him with a false rape accusation so that you can force him to be your slave, just so that you can fulfill your over-bloated narcissistic ego, despite the fact that you've made it this long...
This plan is terrible. Its already been stated that this situation is exactly what the MC would want, but they make him useless and give every good thing to his mom. If I was in his position I would be pissed, and I'd probably have an even worse relationship with my mom.