Sig's Secret cover
|Release date|| July 15, 2015|
Sig's Secret (シグのヒミツ, Shigu no Himitsu) is a light novel based on the Puyo Puyo series. The story involves the Primp Magic School setting up the annual Primp Festival, and Amitie being in charge of a school project. However, her ambitions get her roped into a dangerous secret involving Sig.