Training of the Cybernetic Heroine of Justice

SHINING, SEXY, STARLIGHT GYARUS! Your house has suddenly become a place for gyarus to gather?! But what are these magical energy or power spots they keep talking about? After fighting evil all day, the best way for a magical gyaru to recharge is to milk a horny boy like you for all his special Mana!

Yui Morisaki is just a regular girl, busy with her regular everyday life like the Karate Club and an unrequited love... until one day she meets a little robot named Polka! Suddenly, she's granted the ability to transform into Radiant Princess Poni Ceres, just in time to fight against the evil forces of Zydarg, an alien organization hellbent on invading and enslaving all of humankind.
 
Fast forward a few months and Yui is coming to grips with her new life, though her heroic activities are starting to affect her grades. But just as she's getting used to dealing with the enemy's regular troops, it seems like Zydarg is escalating the conflict and attacking with monsters. It's time for Poni Ceres to up her game too!

Aminid, a region with a legend of sealing the demon god!
 
Emilia, a dark elf, Noel, an elf, and Al, a human.
The three were a party of lovers!
 
They are exploring a dungeon where the hero who sealed the Demon God is said to have sealed a hidden treasure,
Al’s heart is removed by someone…!
 
The demon Amnu suddenly appears in front of the dying Al and tells him to “make a contract with me to prolong his life”.
Emilia and Noel…… have no choice but to make a contract!
 
But it was also a contract for Amnu to use hypnotic magic. ……!
 
The two chase after the person who removed Al’s heart and head for the city of Kaliemir,
However, they find themselves in a town where the mysterious cult of Manoue is about to take control of hypnosis!
 
But what will happen?
Can Emilia and Noel resist the hypnosis and save their lover Al?

Hayato (the protagonist), born in a village on the border of the Kingdom of North Aura, lived a peaceful life with his childhood friend Leia (the heroine).
However, the peaceful life of the village was threatened by an invasion from a neighboring country.
In order to save the village from this crisis, Hayato and Leia decided to join the Royal Knights, but…
Set in the Kingdom of North Aura, with its strict class system, this is a classic childhood friend cuckold RPG in which your beloved girlfriend is taken away by another man!

The young girl Rayne, who became the sacred knight of the kingdom, was entrusted by Jas, the leader of the sacred knights and her lover, to investigate the disturbances occurring in a distant town named "Hakudeti".
 
These disturbances involved a surge in criminals in the previously peaceful town of Hakudeti, an overflow of monsters in the nearby areas, and even the appearance of a mysterious dungeon.