In! Joku! Pink Ranger!! ~Ochita Henshin Heroine~ by Appetite - Adult Sex Game

An evil underground empire suddenly appeared in a peaceful city.
The captured city was reduced to rubble and the inhabitants had no choice but to flee.
But they can't just sit back and put up with destruction!
A special squadron formed in secret! They and the Underground Empire fight to the death.

Despite mutual injuries and numerous casualties, the squadron is gradually withdrawing from the war.
Finally, the squadron reaches the stronghold of the Underworld!
Full of determination to fight, the squad entered the fray. However, the leader of the underground empire was strong.
The wounded and fallen squadron is captured, and "sanctions for the vanquished" are applied to it.

What sanctions? What are the true ambitions of the underground empire? What is the fate of the captured "squadron"?
And can the underground empire's ambitions be stopped?
You will see all this with your own eyes.