Long before Sora was chosen by his Keyblade, the worlds' safety lay in the hands of the true Keyblade Masters. Three youths - Terra, Ventus and Aqua - have been training long and hard under Master Eraqus to prove that they, too, exhibit the Mark of Mastery. But they will soon find themselves in the middle of a crisis affecting worlds far beyond the ...Read Moreir own - just as another Keyblade Master, Xehanort, goes mysteriously missing. Three friends, three destinies. Everything will link back to the beginning.

How long is Kingdom Hearts: Birth by Sleep?
When focusing on the main objectives, Kingdom Hearts: Birth by Sleep is about 29 Hours in length. If you're a gamer that strives to see all aspects of the game, you are likely to spend around 73 Hours to obtain 100% completion.