Another Chance

Sayu was 10 when she found her death note which Sayu and Light dismiss the Death Note of being real until Ryuk appears five days later. Horrified of the power the note has, both decide to keep it and to only use it in case of an emergency. 3 years later Light is walking home when he's attacked and saved by Gelus. With the appearance of Kira, the siblings decide to investigate!