North America's most popular free-to-play MMORPG has released a new expansion "The Crimsonwood Keep" with new epic storyline and adds original maps, enemies, story-focused quests and weapons.

The details are as below:

Nexon America Inc. unveils one of the largest expansions in the history of Maple mesos Story, adding to the continent of Masteria and delivering a truly new gaming experience to one of the most beloved games in North America, with over 5.9 million players.

The "Crimsonwood Keep" expansion delivers a wealth of new content including 31 new maps, 11 unique enemies, 12 extensive, story-focused quests and a collection of new weapons and objects. The updat.e will also give pets an additional skill and improve the user interface with language filter updates and additional platforming features.

MapleStory has amassed over 87 million users worldwide by creating a fantastical online world. One of the most popular places in the MapleWorld is the continent of Masteria. Here players will get a chance to explore the expanded Phantom Forest, which is filled with leprechauns, wraiths, the Headless Horseman and a new boss monster, Bigfoot.

Players who navigate their way through the forest will reach the Crimsonwood Mountain, featuring numerous new enemies and challenging platform-style game play.

Maple mesos Story's popularity has also led to the opening of a new server: Yellonde. To celebrate the new opening, Nexon will award the top 75 ranked players across the first month with prizes!

In addition to all the new content, Maple mesos Story delivers the second part of its Summer Break Events, including two exciting video events. Participants can win a wide range of prizes and learn more about the events and expansion at http://maplestory.nexon.net.