Unmaze for Android is a stunningly illustrated adventure through a sinister labyrinth

Your little brother and your boyfriend have been missing for two days. Search parties and authorities aren't turning up any leads, and there's been a string of unsolved missing person cases in your town recently. Looking for answers, you find a strange blue crystal and some ominous notes about a lost civilization in your brother's room. And when you look into the crystal, you can see and hear your boyfriend?!