Seaside City

Seaside City is an adult sandbox dating sim set in a sprawling coastal metropolis where players can explore, pursue relationships, and uncover a mystery tied to the family that takes you in. The game mixes visual-novel style storytelling with open-ended social gameplay, a flexible Dom/Sub mechanic, and explicit adult content that is entirely optional — players choose which characters and kinks to engage with. If you enjoy character-driven romance, branching routes, and sandbox exploration with replayable outcomes, Seaside City offers a growing world worth trying.

Key Features

⭐ Seaside City presents a large coastal metropolis to explore with sandbox-style freedom and story hooks across the map.

⭐ More than 50 unique characters populate the city, each with distinct personalities, secrets, and potential romantic routes.

⭐ A flexible Dom/Sub mechanic influences dialogue and scene variations, giving players agency over tone and outcomes.

⭐ All sexual content, character routes, and specific kinks are optional—players can choose who to pursue or avoid.

⭐ The game opens with your character leaving an orphanage to live in a luxurious estate, where the hosts' shady connections set up mystery and drama.

Advantages

✅ Seaside City offers deep replayability thanks to a large cast and multiple branching routes.

✅ Strong player agency: choices, optional content, and a dynamic Dom/Sub system tailor the experience.

✅ Active development with a clear roadmap and regular improvements based on player feedback.

✅ Indie-driven vision that focuses on character detail, emergent interactions, and narrative flexibility.

Disadvantages

❎ Explicit adult content makes the game unsuitable for minors and those uncomfortable with erotic material.

❎ This is the first version of the game, so some routes and systems are still incomplete and polish is ongoing.

Development Team

The game is developed by indie creator Dr. Derp, with contributions from collaborators and friends; the developer communicates directly with players and prioritizes community input for future directions.

Version Information

Upcoming updates aim to expand the main story, add multiple new characters, and push progress on eight character routes (including Cherry, Alice, Halley, Emily, a shared route for Sandy, Mandy and Brandy, plus three additional routes to be chosen by a community poll).

Planned features also include at least one animated NSFW scene, an in-game phone, a player inventory and UI, a morning/afternoon/night cycle with time skipping, a new strength system, updated interactable sprites, new locations and rooms, additional music and sound effects, dynamic UI elements, bug fixes and further optimization.