The scarlet case. (Futuristic four-spy AU)

Penny Forrester is recruited into a secret espionage organisation. Along with three other kids her age, Violet Parr, Wilbur Robinson and Hiro Hamada, they'll have to crack the code, defeat the villain and go get ice cream without being at each other's throats, all to finally fulfill the Big Four's legacy. (Cussing and...