Inside the woods near Burke's Crossing lurks a very real danger. It began as a sense of unease, a feeling of being watched. But now people are disappearing. Eye of Pain if the first of three Monstrous Arcana adventures featuring the cunning and deadly beholder. It can be played as an individual adventure or as part of the series which continues in Eye of Doom and concludes in Eye to Eye.
Used availability for Thomas M Reid's Eye of Pain