Watashi no Kao ni Sayounara
私の顔にさようなら
-Description
I'm pretty, and she's ugly.
Since middle school, Maimi and her friends have competed for beauty and bullied their less attractive classmates. Even when they reunite at a class reunion as adults, they show no signs of remorse and each appear to be living a happy life. However, they learn that one of their group members, Namiko, has committed suicide...? A thrilling suspense story in which a false friendship leads to a countdown to death!!
(Source: Seisensha, machine translated)