This is Life in Color (A Ryan Tedder/OneRepublic Fanfiction)

Maddison had always been a big fan of OneRepublic. They were the reason she was still breathing, they just didn't know it. She had been dreaming of going to one of their concerts for years, but could never afford it. When she finally gets her hands on a pair of tickets, she can't believe she's going to see the charism...