Meaning of "Knock Four Times" by Chameleon Circuit

The lyrics of "Knock Four Times" by Chameleon Circuit capture the ominous and inevitable nature of death in the context of Doctor Who. The "mysterious figure" knocking four times is a reference to the prophecy of the Doctor's impending demise. Throughout the show, the Doctor has faced numerous enemies and challenges, always managing to find a way out. However, the idea of four knocks signaling the end hints at a finality that even the Doctor cannot escape. The somber tone of the lyrics conveys a sense of resignation and acceptance of fate, despite the Doctor's usual bravado and courage in the face of danger. Ultimately, the song serves as a reminder of mortality and the idea that even the most powerful and immortal beings must eventually come to an end.