Orange and Blue by Misan Akuya

Orange and Blue is an ongoing story where 15 year old Craig Marshall is at the center. After being ousted by his friends due to getting into a fist fight with two of them in his freshman year, Craig is now a loner who wants a new group. During club day at the start of the new year the club, TIME TRAVELR'S HELPER catches his eye where he meets Amy Blanche, a cute, but head strong 15 year old young lady who runs the club, and Leanna Welch, a seemingly cute and innocent 15 year old young lady. He then joins the club when he finds out that the goal is in fact to communicate with your future self through text. What comes next are events that could affect the world as we know it.