Successfully complete the game and select the "Yes" option to save the cleared game data. The "2nd Play" option will now be unlocked. Choose this option to replay the game with all previous items and weapons, and a slightly higher difficulty.Moonlight Sword
Free all souls in the first 28 levels of the game to unlock the Moonlight Sword.Orchid Malevolence
Kill the Hydra in level 25 to unlock the Orchid Malevolence.