Summer Beach is a spiritual successor to Sexy Beach, an adult 3D dating simulation game.

In the summer after high school graduation, with no clear plans for the future, you arrive at the seaside town of Minamihama Port, far from the mainland.

Expecting to coast through the summer working part-time at your aunt’s small drink stand, you’re immediately greeted by the "Minamihama Port welcome": your luggage gets stolen, your rent is a scam, and your daily wage is unfairly low.

Just when you think your life is about to become a daily grind in the "garbage disposal group," you realize—

This is exactly where your fate begins to change.