New Delhi, Feb. 4 -- What began as a routine elevator ride for a small group of people in a Mumbai building quickly turned into a terrifying incident, as revealed by CCTV footage.

The video shows a woman wearing a white shirt entering the lift first, pulling a small trolley suitcase. She pressed the button for her destination floor. Moments later, a man carrying more than a dozen balloons stuffed into a large polythene bag attempted to get in. Noticing his struggle, the woman stepped aside to make room for him.

As the balloon seller moved inside and appeared to position himself in a corner, another man dressed in a black shirt tried to enter the elevator. At that instant, the balloons suddenly burst into a massive fireball inside the co...