Lag Seeing, who was rescued at a young age by a national postal service worker known as a Letter Bee named Gauche Suede, idolized this Bee and finally met him again after he went missing. However he calls himself the Marauder Noir and steal…

Niche thinks she has failed at being Lag's dingo, so she runs away from home with her pet(?) Steak. Worried, Lag and Connor head out to search for Niche. However Niche, hungry and wandering aimlessly around town, sneaks into the bread and w…

One day, while on a delivery to a certain mansion, Lag is asked by Ray Attlee the owner of the mansion, to search for the person who sent a picture-letter to her. Ray says that the pictures in the letters reminded her of her hometown, and g…

"Get away from here"... The boy Lugh works together with an old man he calls "Grandpa" in an imagery lighthouse built out in the wilderness, but he keeps hearing voices from somewhere. Around the same time, Jiggy Pepper is passing by the ar…

Two inspectors from the capital, Akatsuki, come to the Bee Hive. Caribs Garrard and his dingo, Hazle Valentine. They came to investigate a string of letter robberies happening to the south. During one of them, Moc Sullivan is attacked, and…

Sylvette receives a fan letter addressed to her from a girl named M. Croce, asking her to make a doll that looks like her to give to her brother who will be leaving his hometown to work in a coal mine shortly. The doll maker, Sylvette, hur…

A person spotted Noir up in the northern reaches of Yodaka. Lag is ordered by the Bee-Hive Master Largo Lloyd to find out what Noir is up to, and he heads there with Niche and Steak. There he discovers a shell of what looks like a giant gai…

Lag visits the town of Blue Notes Blues, steeped in the legend of the Maka, the mysterious creature deeply connected to Niche. The people in town witnessed someone like Noir heading into a cave, however the Mayor, Khari Tonov, tells them th…

200 years ago, Niche and her twin sister were shunned as cursed, and were eventually disposed of. Thrown into a river, with the most precious thing in the world, her sister, split apart from her, she matured all on her own, and has lived to…

With the wounded Niche left in the "Garden of Spirits" which the Maka protects, Lag runs into Zazie on his way back to the Bee Hive, and they stop by the town of Lament where Connor is. There, the two of them are surprised to find Connor co…

Sunny is ordered to put poison in the cookies that she bakes in the Abbey for Connor by the Abbess. Sunny is shocked at the order... Meanwhile, Connor is shocked when he sees Lag fighting with Roda and realises that the girl he fell in love…

The fight between Lag and Noir continues, and Zazie comes back to help after sending Wasiolka to report. Just then a ton of swarming type gaichuu, Lao-Lao, come to attack. Lag and Zazie do their best to fight the gaichuu, but the huge numbe…

The Letter Bees are requested by the government to go after the Cabernet, as they still consider it a serious threat. With not enough personnel, the Sub Master of the Bee Hive and now office worker, Aria Link, heads out on a delivery hersel…

Aria and Niche final make it to Houdai's house. Aria tries to hand over the letter right away, but is injured when Houdai suddenly attacks her. But Aria doesn't flinch, and tries to convince him by talking about how a person dear to her los…

After the effect of being shot with Lag's letter bullet, Noir has awakened back as Gauche Suede. Lag asks Largo and Thunderland Jr. to allow Gauche to go home to the waiting Sylvette, and somehow gets permission for it. However, Largo and T…

Torn apart from Noir, Roda chases after him to Yuusari Central, but when she sees Noir happily spending time together with Lag and Sylvette, she becomes distraught and her feelings fall into confusion. Just then, Roda is rescued from some m…

Garrard and Valentine, who came from Akatsuki, will go to any lengths to find Noir, even interrogating Sylvette. When Lag hears this, he tries to do something to make sure Sylvette doesn't get wrapped up in it all. However, Noir, now reunit…

Zazie finds out where the Cabernet ended up, but also finds a Reverse cell nearby at Shark Cape. There Zazie clashes with a Marauder who calls himself Jeel. Zazie shoots his shindan that consists of his malice, Blue Thorn, into Jeel, but Je…

The many Blue Thorn shindans Zazie shot into Jeel awaken the Cabernet. Just as Zazie thought, it takes Jeel away. However, while Zazie and Lag give chase to finish it off, they see the fragments of Jeel's heart. After knowing Jeel's real mo…

Lag visits the city of Lament to see Connor, as he needs some ability to find the Cabernet which has buried itself into the ground. There, Connor is looking after Sunny, who had her heart eaten by the Cabernet. Lag reunites with Connor, and…

The plan begins to lure out the Cabernet, which has buried itself into the ground, with the recently recovered Connor. But they do not know where it is hiding, where it is heading, or what place it will resurface at. At the same time, Rever…

To stop Lawrence's plan and protect the ones who were unable to become spirit, Noir heads to the Bread and Weapon's Shop, Sinners. Noir asks Jacob, who is surprised to see him and worried, to give him a shindanjuu, and when he leaves the sh…

During the battle with the gaichuu, the ground underneath the Hill of Prayer suddenly collapses, and Lag and Noir fall down into the caves below. Lag tries again to return Gauche's heart, but...

Moc and Aria are prepared for the worst and are waiting at the Bee Hive for Lawrence, who came to see his evil plan come to fulfillment.

The ultimate battle with the most powerful gaichuu, the Cabernet, wrecking havoc in Yuusari central, comes to a close. Lag stands up, together with the Heart of all of the friends who he's received and become entangled with.