Rinka Umezawa is a housewife who pursues things that will bring her small happiness in life. Her husband Masabumi holds a stern belief that he will support his wife Rinka. The couple do not have children. Rinka begins to work part-time at a bank. She visits her clients' homes. Sometimes, she even helps her elderly clients' with their house chores. This builds a strong level of trust with her clients. One day, she visits client Kojo Hirabayashi's. At his home, she meets his grandchild Kota who came to ask for money. Her encounter with Kota changes her. Soon, Rinka embezzles one hundred million yen from her bank and runs away. Two years later, Rinka's former high school friends Yuko Okazaki and Aki Nakaji trace her embezzlement case and face their own darkness.
Female students, including Hikari Tomonaga, from a high school cheerdance club follow strict instructions from their teacher Kaoruko Saotome. They compete at the USA Cheerdance Championship.
New student Kanji transfers to 6th grade 2 class, where Ayami Mutoi works as the homeroom teacher. Students begin to talk among themselves that they have seen new transfer student Kanji in a dream. Yuiko Koto also had a night mare. In her nightmare, a boy that looks transfer student Kanji appeared as a prince. Ayami Mutoi tries to keep that to herself. She actually likes the prince in her dream.
University student Sogawa Ichika inherits 5 trillion yen from her father all of a sudden and attempts are made on her life by his siblings. The avaricious family has struck a deal to let the person who kills Ichika first have all the money to himself or herself and tries all means to take her life. Ichika’s housekeeper hires the investigator Chikumagawa Hikaru, who has a perfect record of solving cases before they happen, to protect her.
Five former middle school classmates receive an email from a girl who was their classmate, but disappeared on a school trip 20 years ago. The email causes the five former classmates to meet once again.