The door swung open to Level 169:
His heart raced. He didn’t touch the apple. Instead, he placed two fingers on the table’s edge and pulled . The drawer slid open with a soft click.
Professor Aris laughed, turned back, grabbed the apple, took a huge bite, and stepped through the door—feeling, for the first time in three days, like a genius.
A new instruction appeared below the neon sign:
He slumped against the invisible wall of the puzzle. “Brain Test 4,” he muttered. “It’s not testing my brain. It’s testing my sanity.”