Amassing all 21 gems receives you an extra scene following the correct ending, after which the If Tale and Gallery are unlocked. Beating the game unlocks Blood Manner. Collecting all 20 gems receives you an additional scene after the legitimate ending, and then the Museum and If Tale are unlocked. https://drive-mad57890.bloguerosa.com/26365447/the-greatest-guide-to-free-drive-mad-online-game