Himawari Hinata transfers to Shinobi Academy with hopes of becoming a great ninja-a dream she's had since she was rescued by a ninja when she was younger. She arrives unconventionally and meets her new teacher, Hayato, who bears the same mark as the ninja who rescued her.

Shikimi meets a male ninja with information that may be valuable to her, and she faces expulsion for having contact with him. The power of love is questioned. A mysterious trio shows up, and they seem to have a vendetta against Hayato.

The students at Shinobi Academy prepare for the Karakuri Match. Azami might be a spy, and Himawari resolves to keep it a secret. Hiyato's life is in danger.

Hayato faces scrutiny from the school board; he must improve the quality of his class or lose his job. Himawari tries to help Hayato out of a bind.

The academy gets a new transfer student who proves to be fierce competition for Himawari.

Tsubaki returns to Shinobi Academy after her village is brutally raided by the Organization and to settle the score with Himawari.

Under the camouflage of an annual festival in the village, Yonezawa and the townsfolk are spellbound by mind control and ordered to capture the girls.

With Shinobi Academy destroyed, the girls create a home base within the same forest that their classmate Tsukiyohime dwells. Little does the gang know of an impeding danger that threatens the sanctity of forest as well as their friendship.

Kotarou, Hayato’s friend responsible for him coming to Shinobi Academy, is on the lam from the Organization and beseeches his best buddy for help.

Upon her arrival home, none of the villagers could recall the same memories Himawari cherished so deeply. Her Grandmother reveals the truth cloaking Himawari’s past.

The group goes hiking in the mountains. Momota runs off, leaving Yusura extremely worried. While she and Himawari go to look for him, an avalanche creates problems for them.

The sacred Sakura tree no longer sits atop the mountain, which has everyone worried. The students gossip about a possible tryst between Himawari and Hayato. A new transfer student arrives.

Himawari is captured by the trio that has been stalking Hayato and the other girls leave it up to Hayato to rescue her. It is later revealed that they are members of the powerful turtle clan which causes the girls to rush to Hayato's aid as he attempts to hold off the leader. Can anyone save Himawari before the turtle clan's unstoppable secret technique is unleashed!?!