One Direction Sickfic: he's sick by 1Dsickfics

Title: BSM: he's sick
Author: 1Dsickfics
Gender Getting Sick: Male/Female
Character Relationship: Siblings
Link: http://www.wattpad.com/20405934-one-direction-sick-fanfictions-bsm-he%27s-sick

This sickfic features separates plots for each band member with two of them featuring vomting. The gender depends on you as it uses Y/N for the reader to insert themselves into the story.