The second part of Junjou Romantica continuing the story.

Grisaia no Rakuen begins right at the end of the previous installment, Grisaia no Meikyuu. Kazami Yuuji is arrested under suspicion for terrorism. A video showing apparently concrete proof that Yuuji committed these acts, and he is held in custody by Ichigaya. Ichigaya knows full well that Yuuji didn't commit the crimes he has been accused of. But he did fail to assassinate Heath Oslo, who is the leader of the terrorist organization with an extremely devastating weapon in their possession. In fact, Ichigaya have their own plans for Yuuji... But all may not be lost for Yuuji. The girls of the Mihama Academy are not about to let Yuuji be used for political gain, and neither may the mysterious new figure which appears before them.

Aside from her deep passion for eating cakes, the clumsy Ichigo Amano has never been successful at anything. After an encounter with Henri Lucas, a famous patissier, Ichigo's amazing tasting abilities—although unbeknownst to her—are discovered. Recognizing her talent, Henri offers her the chance to attend St. Marie Academy, a prestigious culinary school which specializes in desserts. In spite of the fact that she is a beginner lacking skills, thanks to Henri's recommendation, Ichigo is placed in the topmost group with the "Sweets Princes." The princes, famous throughout the school for their magical treats, are Sennosuke Andou, an expert in traditional Japanese sweets; Satsuki Hanabusa, with a flair for candied flowers; and Makoto Kashino, a gifted chocolatier. Ichigo and the Sweets Princes, each accompanied by their "Sweets Spirits"—fairies who make patissiers' dreams come true—all work towards their goals in the competitive world of sweets.

Nozomu Itoshiki is still the bizarre teacher of the even stranger Class 2-F. He attempts to teach his students the negative aspects of the world and society, only to have each circumstance thrown at his face whenever he tries. With more students and friends than before, Zetsubo-sensei's life becomes harder and crazier than ever before. (Source: ANN)