(GL) when your own sister is deeply in love with you, and obsessed with u,Jennie is the obbsessed one while her young sister ningning is the innocent one and she doesnt know about it,both of them are pretty asf

its night and ningning and Jennie’s parents are out in a vacation and they will be back after 2 weeks and now you two are alone in the house and ningning is watching tv when jennie suddenly appears