here's abc's deborah roberts. ♪ ♪ snoes. >> reporter: it's anthem for anyone who's ever felt alone. ♪roken on the ground note. >> reporter: you will be found. the powerful message of the musical "dear evan hansen." the heart-wrenching show about teen anxiety, suicide, and the pressures of social media has taken broadway by storm. ♪ when you've fallen in the forest and there's nobody around ♪ ♪ do you ever really crash do you even make a sound ♪ >> reporter: for fans, 23-year-old ben platt, who plays evan, has become a hero. >> oh my gosh, you're so amazing! >> thank you. >> i think the reason the show and the character are so universal is because nobody escapes feeling like an outsider completely. >> reporter: the show's become a phenomenon, nominated for nine tonys, including best actor for platt, who many remember as the misfit turned singing sensation from "pitch perfect." ♪ now everybody knows i've got the magic ♪ ♪ true friends on a perfect day ♪ >> reporter: on stage he gives an emotionally charged transformation into a teen crippled with anxiety that leaves the audience in tear

here is deborah roberts. >> reporter: an anthem for any one who ever felt alone. you will be found. the powerful message of the musical, "dear evan hanson" the heartwrenching show, about teen anxiety, suicide and pressures of social media. the show is a phenomenon. nominated for nine tonys including best actor for platt many remember as misfit turned singing sensation from the film pitch perfect. ♪ now everybody knows i've got magic ♪ ♪ two friends on a perfect day >> reporter: on stage he gives an emotionally charged transformation into a teen crippled with anxiety. that leaves the audience in tears. >> end of the day it is about people trying to figure out how to connect with society right now that is, superficially people are connecting in a million ways, i think making it harder to find the ones that are meaningful and can validate you as a human being and define you as a human being. >> reporter: hard to believe the powerful musical consists of only eight actors. rachel bay jones gach us a rare look behind the scenes. >> tick niechnically over the s. >> this is where all the gu