Alive but Dead

I walk this earth, But feel a void I cannot hide. The world around me spins, While nothing stirs beneath my skin. My eyes meet yours, a soft hello, But inside, there's nothing to show. A pulse, a breath, the motions play, Yet part of me has gone astray. I smile, I laugh, I live the role, But every step feels like a toll. The world keeps turning, I keep pace, But in my chest, there's empty space. Alive outside, but cold within, A quiet war I can't begin. A shell that moves but doesn't feel, A heart that beats but can't heal. -B...?