Chrome 42+ disables NPAPI plugins like Unity3d plugin.
Copy and paste the following text into your browser: chrome://flags/#enable-npapi and enable the NPAPI plugin.
Or try another browser like Firefox
tinySurvival is a prototype of a multiplayer sandbox survival game. Try to survive as long as possible. Find loot and new weapons. Use WASD to move and press E to see your inventory and craft items.