Mission Retrovirus

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Mission Retrovirus
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Professor Victor Crystal has disappeared, and with him the key research behind a new antiviral drug. Time is running out, and you are the only ones who can decipher the clues hidden among ciphers, molecules, and secret messages.

Set out on an exciting outdoor escape game inspired by the world of science, retroviruses, and real principles of modern medicine. Your journey will take you through the beautiful corners of Prague’s Dejvice district, with stunning views, solving ciphers, clue hunting, and a race against time.

Can you complete Crystal’s research before it is too late?

Mission Retrovirus

Medium difficulty combines logical puzzles with interactive clue hunting in the field and interesting information. Thanks to a well-designed hint system, it is also accessible to beginners who primarily want to enjoy the story.

Location Prague - Flemingovo náměstí
Distance 2,8 km
Length 180 minutes
1 to 6
info from 13yo
FREE
For information on how to start the game, you must log in.
Benefit Plus
Edenred
Sphere
Up
Pluxee (Sodexo)
Benefits
eBenefits

What is the game about?

Professor Viktor Crystal has disappeared without a trace. However, he left behind unfinished research on a new antiviral drug and a series of mysterious clues hidden among ciphers, molecules, and scientific notes. Time is running out, and if his work is not completed in time, important data could be lost forever.

You are the team Professor Crystal considered his last hope. Can you decipher his messages, follow the clues through the park, and uncover the truth about a dangerous retrovirus?

What awaits you?

Your mission begins at Fleming Square, where Professor Crystal sent his final message. You will gradually enter the world of virology, secret research, and scientific puzzles inspired by real principles of modern medicine.

An exciting story: A race against time awaits you, along with mysterious messages from scientists and the search for the missing professor.

Ciphers and scientific challenges: You will decode codes, work with molecules, RNA, DNA, and chemical structures.

An outdoor adventure: You will explore parks and city corners, search for clues, and navigate using a map and compass.

Real scientific inspiration: The game is based on real principles of antiviral research and retroviruses, including how HIV works and how modern treatments are developed.

Information

Starting point: Fleming Square, Prague – Dejvice

Distance: 2.8 km

Duration: approximately 2 hours of gameplay

Age: 13+

Number of players: 1–6

Can the game be completed with a stroller? No

Can the game be completed with a wheelchair? No

Can the game be completed with a dog? Yes

The game can be played at any time. If playing in the evening, bring a flashlight. In wet conditions, some paths may become slippery.

If you play after dark, we recommend bringing a flashlight or headlamp.

It is important to have a fully charged phone with a compass function, and optionally a power bank.

A mobile data connection and GPS must be enabled during the game. The game does not require much data; the downloaded file is no larger than 20 MB.

Choose clothing and footwear according to the current weather forecast.

The game was created in cooperation with the Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences.

We’ll guide you through the most interesting places.

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