Sakamaki Brothers x little sister reader

Athurs note

I swore that when I joined Wattpad that I would never make an Arthur's note but here it is any way so if you are just either looking up this or just happen to see it on my page then I hope you guys can help me with this since I have a bit of writers block so ya and just like the last few one I'll ask for a scenario but it has to some what similar to the last one before (if possible) in some way to the story
1. Shu
2.Rejii
3.Ayato
4.Kanato
5.Laito
6. Subaru
And if you can how the situation gose so yeah S.L-A out!
Subaru- SERENITY WHERE DID U PUT MY ******* DAGGER! I SWEAR IF YOU HAVE IT IM GANA DRAIN YOU DRY ,YOU BLOOD BAG!
Uh oh *looks at hand and see his DAGGER * I only used so I could open a box!
Subaru- SERENITY!!!!!!
OH c*@p *runs for dear life* KAYYYYYYYY!!!!!