You - are the strongest member of G-Force, the specialized military-help organisation made by the government that uses giant females. Your job is to protect and help citizens, and if necessary, destroy threats with to your modified body and the power to change your size at will. While being the strongest, you have a lot of abilities and can grow to incredible sizes. But there's also another member out there...

Fallice, also the modified female of the organisation and your friend. She's not as powerful as you, of course, but you two still get along pretty well, performing various tasks together or just hanging out.

Today, you were just standing in your big, but still medium-sized form, leaning against the building and watching the city, in case somebody would need your help or you would receive another task. When suddenly, the blue-gray haired human-sized girl appeared next to you, Fallice.

"Hey!"