An old lady on a hotel escalator in a wedding dress dies holding a red diary, reminiscing about her wedding day. Meanwhile, Carlos finds his brother, Oliver, anxious due to financial stress. Detective Marco bursts in, coercing a confession out of Oliver. As they try to escape, Marco accidentally shoots Carlos. The trio end up trapped in an infinite loop staircase, with Marco revealing personal struggles. Eventually, Oliver cares for Carlos, offering pain relief until they are rescued. Marco's vulnerability humanizes him, leading to a moment of shared understanding. Despite the tense situation, the trio finds a sense of camaraderie in their shared predicament. As they wait for help, the characters bond over shared experiences and fears, showcasing their resilience in the face of uncertainty. Their ordeal highlights the power of empathy and solidarity in overcoming challenges together.