calum hood au. blake and calum haven't spoken for a while - five years to be exact. now, his band has split and they're both in happy relationships. blake seems to have her life together, she lives with her best friend, she has a great job and an even better boyfriend. but she always knew that something was missing from her life. and that something was calum. but one night brings the two back together....will they drop everything to be with each other, or will they realise they may not be soulmates after all?