Deep in the depths of the forests lies the Emerald Necklace, said to be shown to those who are able to change their lives for the better. Misaka Mikoto used to be content with the way things are and not question the way society works. When faced with the darkness that looms in her city, she had no choice but to stand up for what she believed was just. Takanashi Rikka understands that the fantasy that she lives cannot last forever. When she is ready to release all the frustration and anguish she has felt for so long, she will finally understand how it feels to be free from personal grief. Shiina Mashiro used to work at her own pace and played by her own rules. Slowly, she has allowed other people into her life and started to feel emotions she never felt before. Yuigahama Yui knows that her relationship with her friends is not as genuine as she would like it to be. Hanging out in the Service Club provides her with the close connections that she longed for. Sakurajima Mai used to accept the fact that she will disappear from everyone's mind. Now, she is willing to dedicate her life for the one person who is able to see her for who she truly is. Hayasaka Ai has always been seen as a bridesmaid, never the bride. By working under her master and watching her grow as a woman, Ai is able to provide advice and help guide her to the path that her master desires. Tōsaka Rin was used to working alone and using every trick in the book to win. Working alongside others has made her humble and appreciate the company of her newfound companions. Shokuhō Misaki strongly distrust anyone who she cannot control or read the minds of. Only when she fights for something is she able to show emotions that she is not used to revealing. Who will be able to navigate their way towards the necklace?

Eight contestants fight for the Emerald Necklace, said to reveal itself to those who have shown true patience. Azusagawa Sakuta didn't know what to do when no one understood his pain and worries. An encounter with a mysterious girl has allowed him to help others who have experienced the same pain he felt. Kamijō Tōma thought the world was out to get him when his arm was able to negate all of his luck. Yet, this same power allowed him to take down countless individuals that others would have difficulty taking down. Natsuki Subaru never understood why he had to suffer multiple times by living the same cycle over and over again. When he realized what he must do, he will continue to fight if it means finding the correct future that will lead to peace. Togashi Yūta rejected his other self in hopes to start a new life. However, by accepting his past, he can help others find the future they were struggling to look for. Okabe Rintarō occasionally proclaims the various conspiracies that surround him, both serious and mundane. Still, he is kind and compassionate, willing to do whatever it takes to relieve the burden of his friends. Otonashi Yuzuru didn't want any part in the in-fighting between the students and the student council. Yet, interacting with the rebelling students allowed him to understand their side of the story so he can support them to the best of his ability. Ayanokōji Kiyotaka knew that his class would be in trouble if they continued to do poorly in their assessments. He is willing to manipulate the system if it allows him to be the winner at the end of the game. Emiya Shirō's selfless personality has harmed him more times than it helped him. Still, he is willing to do anything as long as no one is harmed and everyone can be saved. Who will be able to show that slow and steady does win the race?