"Cold Dark Heart" is a song by the British rock band Girlschool, released in 2005. The lyrics depict a narrative of a toxic and emotionally abusive relationship. The story revolves around a woman who is trapped in a relationship with a partner who lacks empathy and treats her poorly. The title "Cold Dark Heart" refers to the partner's emotional state, devoid of warmth and love. The song portrays the woman's struggle to cope with the constant manipulation and mistreatment. Throughout the lyrics, the woman expresses feelings of despair, claiming that her heart has turned cold and she can no longer feel anything. She describes the emotional isolation and pain caused by her partner's actions. The chorus of the song emphasizes the emotional distance between the couple, as the woman sings, "You don't really know what love is, you don't feel, you don't feel." This line highlights the partner's inability to understand or show genuine emotions, further fueling the woman's misery. The lyrics also touch upon themes of self-worth and empowerment. The woman acknowledges that she deserves better and asserts her independence, singing, "I can walk away, I can breakaway, I can make it on my own." Overall, "Cold Dark Heart" illustrates the destructive nature of an unhealthy relationship, highlighting the emotional toll it takes on the victim. The song aims to shed light on the importance of recognizing toxic behaviors and finding the strength to leave such situations.