Time is the ultimate gift, and for one man, it is running out in the most personal way imaginable. In Isaac Espino's taut thriller "Happy Birthday Countdown", a solitary figure finds his life upended when he receives a mysterious, unstoppable timer synced to his own heartbeat, its digits mercilessly ticking down to the moment of his next birthday. As the relentless countdown accelerates with every panicked beat, he is thrust into a desperate race against the clock to uncover the source of this deadly curse and the reason he has been targeted. The film masterfully builds a atmosphere of claustrophobic paranoia and suspense, blending elements of psychological horror with a gripping mystery. With each passing second, the line between reality and terror blurs, forcing him to confront buried secrets and question everyone around him in a frantic quest to reclaim his future before the final second ticks away.