Silicon

After being sent a strange link for unregistered app on a fetish forum, you decide to give the strange program a try.

After a pandemic shrinks every male to a fraction of their original size, Miko is left missing a year of college—stuck in limbo until the planned tiny communities open. Fortunately, his big sister has a plan. She’s smart (frighteningly so) and takes Miko’s education very seriously. Tired of seeing her lil bro bum around, she decides to build a girl mecha for him to pilot.