After giving her grandfather the Rapid Heart Relief Tablets, the woman finally breathed a sigh of relief. She glanced at Felix and gave him a small nod.

While she likely did not trust his mysterious pill, she seemed to appreciate his willingness to help. It was clear she had a good head on her shoulders. Felix responded with a slight nod, then closed his eyes again, pretending to rest.

Ten minutes later, the bespectacled doctor spoke up, his voice heavy with concern. "It's not working. It's been ten minutes, and your grandfather's condition hasn't improved. We need to get him to a hospital immediately, or it'll be too late."

Anyone with medical training knew that if heart-relief pills did not ease acute heart attack symptoms within ten minutes, emergency medical care was the only option.

However, the flight attendant had already announced earlier that they were still 20 minutes away from landing at Yartford Airport. In other words, there were no other options.

The old man's breat