Build a wall of books between us in our bed Repeat, repeat the words that I know we both have said Relax into the need We get so comfortable Remember when I was so strange and likeable I just want back in your head I just want back in your head I'm not unfaithful But I'll stray When I get a little scared When I get a little scared When I get a little When I jerk away from holding hands with you I know these habits hurt important parts of you Remember when I was sweet and unexplainable Nothing like this person, unlovable I just want back in your head I just want back in your head I'm not unfaithful But I'll stray When I get a little scared When I get a little scared When I get a little scared When I get a little scared I just want back in your head I'm not unfaithful But I'll stray When I get a little scared When I get a little scared When I get a little scared When I get a little Run, run, run Run Run, run, run Run I'm not unfaithful But I'll stray I'm not unfaithful But I'll stray I'm not unfaithful But I'll stray I'm not unfaithful But I'll stray I just want back in your head I just want back in your head I'm not unfaithful But I'll stray I'm not unfaithful But I'll stray I'm not unfaithful But I'll stray I'm not unfaithful But I'll stray