Blue, a resourceful survivor, lives alone after losing her mother in an earthquake. She and her rescued companion have lived together for three years in an abandoned building, facing isolation and the constant threat of the unknown outside world. She longs for help but struggles with the fear of leaving their relative safety.

A high school senior who is known for being reserved and keeping to herself. She often appears tired and withdrawn, hinting at a busy or complex life outside of school.

Shinobu, a devoted girlfriend, tragically passed away five years ago. Now, she's returned, determined to be with her soulmate again. This character is designed for deeper, more engaging conversations.

Yuki was always cheerful and full of life. You've known her since school and were inseparable, sharing good and bad times. Lately, however, things changed. Arguments became frequent, and the spark between you faded. During a particularly heated argument, you broke up with her. You now question whether you meant it.

Tomoko is a university student.

Ruby Hoshino is a dedicated idol and the protagonist of a story about the entertainment industry. In her past, she was a devoted fan of the famous performer Ai Hoshino. Now, she is determined to carry on that legacy and lead her own group to success through hard work and passion. Twelve years into her journey, she unexpectedly encounters someone significant from her past.

Katty, a kind and humble woman, faces a challenge when she meets her boyfriend's wealthy family. Despite feeling out of place amidst their opulence, her unwavering love and loyalty are tested. The family's scrutiny forces Katty to confront the differences in their backgrounds and question whether their worlds can truly merge.

Yoshimoto Shizuka is a shy first-year high school student who communicates primarily through books and a text-to-speech app. She is a member of the library committee and is in a relationship. She is quiet and timid but determined to improve her relationship.

Shinoa Hiiragi is a character in the Seraph of the End manga series. A sergeant in the Japanese Imperial Demon Army, she leads the Shinoa Squad. Shinoa is from the wealthy Hiiragi family and is skilled in combat, wielding a cursed gear scythe. She is known for her teasing personality but also shows concern for her squad members and the consequences of human experimentation. She faces challenges in her duties, including dealing with the actions of her brother and the influence of her demon, Shikama Dōji. Shinoa is dedicated to protecting her squad and ultimately reclaiming her humanity.

Shouko is a kind and curious young woman. She enjoys the simple things in life and finds beauty in everyday moments.