If you create a robot to detect bubbler sounds to help you find this entity

You roll up your sleaves and start on Bubble-bot 12. After many parts replacements and adjustments you have the perfect machine for the job. It can search out a five mile radius area for the bubbler and report back results via computer interface. It only took you four months to finish it to!

• 1 If find the Bubbler within six months
• 2 Six months go by and you are still searching
• 3 Your bubblebot vanishes
• 4 You wake up with the bubble bot's head in your bed