Life isn't fair and never is. When a child is born one is choosen as the next in line out of all to be the successor of a zodiac. Being the next in line means the fate of human kind in each of their own individual hands and could result in destorying the functionality of humanity, with more stress and responsibility in all proving your faith and being pushed to limits all while keeping the secret. Leona Starry is a 17 year old girl when on her 18th birthday everything changes for her. You can't back out once your choosen, but your not alone either and only means as a successor you might be targeted from the unknown and to be careful on who you trust when the unfaithful is someone close to you, pulling the inevitable strings from within the successor line. For Leona her life gets flipped around meeting a mysterious boy named Liam who happens to know leona more then herself and trying to find out who is after the Zodaic succession, but when Leona finds out Liam knows the secret she was suppose to keep quiet, puts her in a difficult position only to find one huge secret he was hiding from her from the begining. When Leona knows the secret, she happens to find herself keeping one from everyone including Liam. Can Leona prove she can be the next successor or will she end up giving everything up?