My Sister's Lunatic Fiancé Is Trying To Seduce Me! || Yandere Male X Reader/Oc

"What have you done, you dare to ask? My dear, you're so slow, so oblivious, so beautifully humble- it truly fuels my desire to lock you up in my embrace." Born to an elite family in the heart of the wealthiest kingdom known to world, Y/N was a very blessed young woman approaching her mid twenties. Her pleasing peacef...