Hmmsim-metro.rar (2026)

Responding to Automatic Train Stop signals and Driver Safety Device (alerter) prompts.

Changing voltage modes manually between sections. Hmmsim-Metro.rar

The line is split between underground and ground sections, featuring accurate Seoul scenery, authentic train sounds, and working Platform Screen Doors (PSD) . Responding to Automatic Train Stop signals and Driver

A massive update at the end of 2024 significantly expanded the "story" of the game's development: featuring accurate Seoul scenery