Have a quick search through CDAN using 'love island' and blinds such as the following come up: https://www.crazydaysandnights.net/2019/02/blind-items-revealed-1_8.html
"The next casting for this UK reality show is going to be huge. Literally a thousand women want to be a part of it because the female stars of the tropical sounding show are the most requested celebrities for yachting and they charge four or five times what every other reality star can charge.
Love Island"
I would guess that they either saw or took part in sordid activities for $$$ that later didn't sit well, and the prescribed medication didn't help any. Don't see any red scarves though, so likely self-inflicted.