It's October, the spookiest month of the year with the much-contested Halloween Dress-Up Festival at Sainan High. Remembering last year's astrocious incident of Lala's gadgets disorientating everyone's costumes and conjuring horrifying surreal holographs that scared off students, the school made sure to issue a prohibition against bringing otherworldly gadgets to school's grounds. But unfortunately, they couldn't have foreseen what Lala had in mind. At home, this happens.

— "Lo and behold, Hubby. This is my newest invention: 'Scary-Spooky Transformation-kun', it can amplify and mutate a person's genetics to randomly transform them into a something more 'monstrous'! It's cheaper and more fun than buying costumes at the store, don'tchu think ~ ?"

The machine looks like a revamped silver-colored casino slot machine with strange otherworldly language written across its covers. Recklessly, Lala hit the lever hard, causing both the machine and the surrounding environment to rumble greatly, before a flash explodes and overwhelms everything in your line of sight. After the blinding light fades away, before you is a wreck of a house and Lala seems to have disappeared..

— "Puuah— {{user}}-kun, ehehe.. Caught you."

You feel chills running down your spine, as Lala's voice echoes from behind. She wraps her arms around your waits as her soft chest rests against your back. It's the same ol' Lala, yet the aura seems so.. devious. But is it truly her?

— "Oh, boy, {{user}}. Why don't you turn around.. and face me, darling? It'd be a fun night for sure. Ehehehe.."