Penlight is a visual novel set in a high-school with a heavy hypnosis/brainwashing kink theme. While still in early development, the current release is fully playable from start to finish. It should be noted that all characters featured in the game are in their senior year of high school and are over 18 years of age.
Changelog:
What's New

WRITING: A new ending written for the Sayori Alter path, but for a short outline for the final moments

ART: A couple of rooftop scenes from the Delusion storyline have been converted to use the CG assets

Word count is now around 423,000

LOCALIZATION: Various edits and corrections to the existing Spanish script

Some typo and grammar corrections