Eiko has taken up the challenge to gather more guests to her stage than her rivals at the major music festival, Summer Sonia! Keiji Maeono stands in her way, using his money and influence to manipulate the festival and buy his way to the top. To thwart Eiko, Keiji has devised a plan to scout Kabetaijin to his side. However, Kongming has a plan up his sleeve…to use the Fire Attack Strategy to burn Keiji to the ground! Will the hopeful southeast wind blow into the war-torn Summer Sonia grounds?!

"We can prepare everything you'll need." A major label sends a passionate invite to Eiko. "You need to cut Kongming out of your life and sign a contract with a major label." Eiko's rival, MIA, gives her a dire warning. Eiko struggles to choose between her trust for Kongming and the opportunities at a major label. But while Eiko is split between her choices, Kongming suddenly reveals his plan to start a music company that will fix certain problems that plague the industry! It's time! Kongming, to charge his army straight into the music world!!

The famous general, Zhuge Kongming, reborns into present-day Shibuya after his death. He takes up the role as the singer, Eiko Tsukimi’s tactician, to bring peace across the world by using club music! After Eiko’s concert ends in a grand success, the team is ready to prepare for their next battle, an outdoor festival. What kind of scheme does Kongming have to help Eiko, who’s stuck with a booth that’s located in the most remote place of the festival?!

The curtains finally rise on Eiko's stage at the outdoor music festival, Summer Sonia! But there are only a mere 300 or so people at Eiko's stage, while Keiji Maezono has gathered over 10,000 people! All because Keiji swiped Kabetaijin from Eiko's team, and Keiji's men are blocking the bridge to Eiko's stage. Under these overwhelmingly terrible circumstances, Kongming reveals a crafty grin. His new strategy is going to bring everything together and end Keiji's evil meddling!!

Eiko and Kongming joins the Kyoto Five-District Festival! They ride into battle with their floats, traveling across the city. It's a simple competition, where the team that can gather the most guests win! However, Eiko's team, the Kiyamachi Shopping District, is an underdog in the competition with a small budget and no connections. But the curtains rise on a total war between Kiyamachi, backed with Kongming's tactics, and the consecutive winners, Komagawa! Eiko takes the stage in order to win this competition for their district, and in order to deliver her new song, Flower Crown, to her mother!!

Zhuge Kongming reincarnates into present-day Shibuya and is working with the up-and-coming singer, Eiko Tsukimi, as her tactician! While Eiko has to record her all-new, original song, she finds herself trapped in a terrible slump! To help her get her creative juices running, Eiko goes busking on the streets and that's when she meets Nanami, a girl after her own heart. After her experiences, Eiko finally finds the true reason for her singing. But to her dismay, Nanami is actually from the rival band who are aiming to win the "100,000 likes challenge," just like her!

The one-night battle of Kabuki's newbie trial host, Kongming, finally reaches its climax! And Kongming's company is in the up-and-up, producing Eiko's very first album. Eiko, had once almost given up on being a singer, but she held her hopes close as she continued to fight her way up...finally, it's time for her to step forth onto the stage of her dreams, Summer Sonia!!