Story select: Insert your coin(s), then enter the following codes
at the title screen to switch to Second Story mode (if the machine
is in the default settings) or back to First Story mode (if the
machine has had the operator settings to enable Second Story mode
to default).
First Story mode (Rescue My Mom English version): Press Up,
Up, Up, Start.
First Story mode (Rescue My Mom Japanese version): Press Down,
Down, Down, Start.
Second Story mode (The Unknown Pyramid English version): Press
Down, Down, Down, Start.
Second Story mode (The Unknown Pyramid Japanese Version): Press
Up, Up, Up, Start.
Alternate endings: Complete the indicated task to unlock the corresponding
ending sequence.
First and Second Story mode Special Ending: Enable the code to
play in First Story or Second Story mode and complete level 32.
First Story mode ending: Use the operator settings to enable First
Story mode (Rescue My Mom) as default, and complete 31 levels.
Second Story mode ending Use the operator settings to enable Second
Story mode (The Unknown Pyramid) as default, and complete the
31 extra levels.