Yeah it's a matter of keeping her under control without a PC. She's ok with Stella and Puru but not to the degree she had with Reve.

Plus it's only a matter of time before Yuri cracks the code for the bio machine. He figured out the particle problem because he had direct access to the thing so he just had to make some adjustments to the GN Drive and our suits. Really without Yuri we'd be pretty fucked the midget it putting in some work.