In June 2014, a 28-year-old German man named Lars Matank traveled to Varnao Bulgaria with a group of friends.

They were on vacation enjoying the beach town, the cheap drinks, and the nightlife.

Lars was, by all accounts, a calm, quiet guy.

He wasn't someone known to get into fights or cause trouble.

But while out one night at a bar, Lars reportedly

got into an argument with a group of local men, possibly over a football rivalry. The fight left

him with a ruptured eardrum, which meant he couldn't fly home with his friends. The doctor

told him he needed to stay behind and let it heal. His friends offered to stay with him, but Lars insisted

they returned to Germany without him. He claimed he'd be fine. He just needed a few days to rest.

Alone in Bulgaria, Lars checked into a cheap hotel near the airport. What happened over the

next few days remains one of Europe's most chilling disappearances.

Lars began acting strangely. He called his mother several times, sounding panicked.

He told her to cancel his credit cards. He said people were following him.

At one point, he left the hotel in the middle of the night, claiming he was being watched by four mysterious men. He even texted his mom asking what the side effects of an antibiotic he'd been prescribed

were.

His behavior kept escalating.

The hotel staff described him as nervous, pacing, and constantly checking the windows.

Then, on July 8th, the day he was scheduled to fly home, Lars arrived at Varna Airport,

and things took a dramatic turn.

Surveillance footage from the airport shows him walking into the terminal calmly at first.

But within minutes, he appears agitated.

He's seen speaking to a staff member, then backing away nervously. Suddenly, without any visible trigger,

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