Complex sentence: After an unknown amount of time passes, the player and their spouse are re-awakened by two unknown individuals, who open the spouse's cryo-tube with the intent of taking the player's baby, Shaun.
Split into simpler sentences: After an unknown period of time, the player character and their spouse are re-awakened by two unknown individuals. They open the spouse's cryo-tube with the intent of taking the player's baby, Shaun.