Lala is more than happy to comply, hopping back into the robot with a flourish, before locking the front hatch so nobody can change their mind and make her leave.
As the door locks the runes light up, activating every Inscription at once the moment she adds enough energy.
The cockpit isn't sealed, there are small holes in the side windows for ventilation and air circulation. It doesn't have a climate control system of any sort, so sealing it against the elements would just suffocate the pilot. They shouldn't let any big bugs in though, and the front is solid and transparent, so it is reasonably safe inside, you just need to avoid poison gas and similar attacks if your shield is low.
"Let's go. Hop hop. Where can I find a monster?" Lala demands, while double checking her security harness.