This is a compound helicopter made for Korean service. It has two flight modes, helicopter and forward flight. The former mode is achieved simply by using the trim bar and avg.1 and avg.2. The latter is entered by using VTOL and the trim bar. Get to a speed over 100 mph in helicopter mode, or suficent altitude. The deactivate avg.1 and VTOL. You will also need to turn off the main rotor.

The helicopter carries a single 30mm gun turret and has six pylons. This example has 6 ATGMs and 28 rockets. Due to the forward flight mode, many of this craft carry bombs. The craft also has very sophisticated surveillance and targeting equipment, making it even more deadly.

iOS scrub variant: https://www.simpleplanes.com/a/955Xl7/AHK-99A-Renkal-No-mods

If it doesn't take off, set it up to have 2,250 HP.