"I get that." She flinched as she caught a hangnail, making it bleed. She stuck her finger in her mouth to try to contain the bleeding then shook out her hand. Geez, that stung! "And I don't want to hurt Sam. He's my friend."
That seemed really important to her, and honestly it was. She didn't have many friends. Hell, she didn't even count Dean as a friend since he didn't like what she was.