You get used to it after a while. And the joint attacks are totally worth it--you probably aren't able to do it yet, but think giant Mr. Mew with laser eyes.

Because that is literally what happens.

Shiki is veeeeeeeeery interesting. She does also work on the teaching the value of friendship thing. Also, you will keep being confused throughout the game! And then you will get to the end and it will make sense.

Also I am not giving you spoilers.