A flash of lightning struck as Eren Jaeger bit into his hand, momentarily blinding everyone and covering the area in a fume of smoke. With seemingly no titan in sight...

Commander Kitz sends Rico in to investigate to see if the recruits are trying to use a smokescreen to escape. When she arrives, however, she sees those very same cadets now the size of bugs.

She decides right then and there to "take care" of the problem for the sake of Humanity.