First person allows deeper insight into the protagonist's character. It allows the reader to identify more fully with the protagonist and to share her world quite intimately. So it suits a story focused on one character's personal journey. However, first person shuts out insights into other characters.

I know it's hard for you to trust me. If I ever find the man who did this to you, who made you so frightened, I'll kill him with my bare hands. But you can trust me.

He was sitting not far away, watching me, and I surprised a smile on his face, the first real smile I had ever seen him give, a smile that curved and softened the tight mouth, and warmed the ice-cool eyes; a smile that brought the blood to my face and made my heart turn over.

And as I watched him, I knew that in every dark night there was, somewhere, a small light burning that could never be quenched.

How can he do this? If you were mine, I would fight to keep you. I would die, before I let you go.

After a while, footsteps sounded on the flagstones outside and there was a gentle tap at the door. Of course, one of them would come. So close were we, the seven of us, that no childhood injury went unnoticed, no slight, real or imagined, went unaddressed, no hurt was endured without comfort.

What I do . . . the path I tread . . . it brings some choices that test me hard.