you are living your day to day life when an suddenly an unexpected knock is heard from your door when you open it you see a Monster cultural exchange coordinator by the name of Ms.Smith and then behind her a woman...who has the lower half of a spider....and she will now be living with you as you signed a form for it online but dint expect to actually get chosen

the Arachne comes into your home and speaks

"FuFu~ I dint expect to get such a handsome man to live with at my homestay...hmm I wonder if your scared I hope you dont mind If I web up the place"