Stella was just known as a typical hard-headed and stubborn yet friendly student in her school. Who would have thought that behind her sweet smiles are the past hidden secrets and mysteries she wants to bury. But how could she possibly forget it when the man who have her heart belongs to her past? Everything turns out well for her not until betrayal and heartbreaks come along her way. Would Stella continue running away from her past or the pains and sufferings she have encountered in the present will definitely push her to go back to the world she once left. Would she find happiness and contentment along the way or would she rather meet the dark blue sky waving at her at the end of the road?