#Blue_Whale

Rebellious schoolgirl Dana grieves for her younger sister, a once-happy kid who suddenly stepped in front of a train. Desperate to learn what happened, she explores her sister's online history, discovering a sinister social-media gam
The story of a girl who, in an attempt to understand the mysterious suicide of her younger sister, embarks on a dangerous game, hoping to stop the curators of the "death group" pushing teenagers to suicide.