A teen's death by suicide unearths painful questions for his family and reveals a complicated, mostly virtual relationship with a young woman who may hold the answers.

Conrad and Michelle meet in Florida and discover a connection that follows them back to their respective towns in Massachusetts; Michelle honors Conrad's memory while the police review their text exchanges leading up to his passing.

Assistant District Attorney Katie Rayburn is reluctantly enlisted to pursue possible charges against Michelle; Michelle is torn between a new friend and Conrad.

As the threat of legal action mounts, Gail and David hire a lawyer to represent their daughter; Co and Lynn struggle with their pasts, and Michelle tries to help Coco settle into a new normal.

While the prosecution and defense get their strategies in place for trial, Michelle's isolation from her peers pushes her to a breaking point. Michelle and Coco see each other in person for the first time since Florida.