At last Ricotta and her assistants come with a way for Cinque to return home. However, she finds that by doing so, not only he will forget all memories and experiences of his time at Flonyard, but he will never be able to come back. Upon learning of it, Cinque asks Ricotta to not tell the truth to the others, as he does not want them to send him off with a sad face.

Just after Millhiore confesses her love for him, Cinque is sent back home and has no recollecions of his days at Flonyard. However, Ricotta learns that a way to make his memories return and be summoned back is possible, thanks to the possessions he left behind as a keepsake to his friends and the promise he made to them that he would indeed return. Upon regaining his memories, Cinque renews his vow to visit Flonyard again as soon as possible.

A new war between the nations is about to begin but Biscotti's Captain of the Imperial Guard is having problems that will lead Biscotti into ruin.

Rebecca has taken to the skies and Pastillage has official joined the war. Her skill as a mage and playing video games quickly turns the tide of the battle.

Highway Bandits are ruining the lives of the people in Ayase. Nana, Vert, and Jau head out to stop the bandits but meet a much more interesting character.

The festival is in danger due to the abilities of an unexpected guest.

Couverte and Sink have accidently released the Demon King from his sleep. Even with all the heroes powers combined he proves to be a formidable enemy. Only the Hero King can stop his rampage.

The monster grabs Millhiore and flees the fortress on a rampage. Cinque struggles to reach the princess before she is absorbed by the creature, while she learns that the monster is actually a fox deity cub whose body was pierced by a cursed sword.

The hero of Biscotti is back and this time he is not alone, he has brought 2 new Heroes to compete in war!

A seal in a cave of monsters has been broken leaving the Heroes of old to call in the new generation.

With the war games over each Princess has gone back to their respective kingdoms. Sink, along with friends, are spending their time training in counter-monster skills.

After almost defeating Leonmitchelle in the challenge, Prince Leaf from the Kingdom of Halver is showed around Galette, Biscotti and Pastillage by the locals, and after attending one of Milhiore's concerts, they gather around Adel, who is about to tell them old stories of the past.

Upon meeting the Sky Priestess, Cinque's party learns that the Star Whale is infested of demons, and the only way to cleanse it is by the voice of a talented singer. With Aria, the Sky People's songstress unable to sing, Cinque and Rebecca return to the surface seeking Milhiore's aid, but a strange enemy appears, intending to claim Aria for himself.

The armies of Biscotti, Gallete and Pastillage join forces to vanquish a powerful demon that threatens the forest. To help Sharu seal the demon, Cinque, Nanami and Rebecca bring their powers to the limit.

Adel and Valério tell Couvert and her friends their exploits to clear the land of demons along with Brioche, Isuca and Valério's long lost sister, Princess Clarifier, the one who summoned Adel to Flonyard and became her closest friend.

Cinque Izumi makes a promise with his best friend Rebecca to go flower viewing during the last three days of Spring Break. However, while he is alone trying out some acrobatic moves in school, a dog appears and opens a magical portal while Cinque is in mid-air, resulting in him jumping through the portal with the dog. He arrives in the land of Flonyard, and is greeted by a beautiful girl, albeit with bestial features like dog ears and tail. The girl, who introduces herself as Princess Millhiore, requests for his assistance, which he agrees to and becomes the Princess' Hero, in order to drive away the forces of Galette which seeks to invade Biscotti.

Gaul's special forces, the Génoise trio, kidnaps Millhiore and he challenges Cinque to a duel. Cinque, Éclair and chief researcher Ricotta Elmar come with a plan to storm the fortress where she is being held to rescue her in time for her victory concert. Heavily outnumbered by the enemy, Cinque and Éclair manage to turn the tides when the freelance knights Brioche d'Arquien and Yukikaze Panettone come to assist them.

Cinque and Gaul's duel is interrupted by Leonmichelli who reprimands both for ruining Biscotti's victory party. Almost running out of time for Millhiore's concert, Cinque comes with a plan to return the princess to the castle for her performance.

The three heroes return to Flonyard but Shinku and Nanami's summoning is disrupted by a lighting bolt, leaving them stranded in a forest. While their friends search for the duo, they meet a girl named Sharu who offers them aid.

Cinque and Nanami help Sharu protect the forest against hordes of rogue beasts, but after reuniting with their friends, a bigger threat appears.

With the crisis averted, the heroes return to their respective kingdoms, but when Nanami and the Genoise Trio pay a visit to Pastillage, they get into a slimy mess when some dangerous creatures break free at the castle.

Cinque and Rebecca joins a scientific expedition that turns into a dangerous adventure when a cursed creature threatens the local Fairies.