After Sailor Moon has no choice but to kill Endymion, the Princess uses her power to destroy the world again, and the other Senshi are too late to stop it. Realizing that the world's demise was, in fact, the result of her selfishness, Serenity uses again the power of her love for Endymion to bring the world back to its original state, giving Usagi and Mamoru a second chance in life.