[ Well, this could be a problem indeed. Though hearing those other options... ]

It is my understanding Dark Knights from this world sacrifice their life energy to deal severe damage to their opponents. [A pause and a smile.] Seeing how I am a healer, working together you could use your skills safely while I keep restoring what energy you sacrifice to take down the enemy.

[ Another pause followed by a frown. ]

Of course, I do not have access to my entire skill set yet, therefore you will have to be careful.