♂ m 19

A visitor who is drawn to the tower not because of the event, but for his own personal reasons. Despite struggling with recent trauma, he finds himself actively engaged in the mysteries surrounding him.

♀ f 20

Friend of Atsuki and Shiroya.

♀ f 19

Atsuki's childhood friend who is also struggling with trauma. She hopes that visiting the tower will allow them to heal, but they soon find their relationship challenged.

♂ m 29

A visitor with an inconsistent mood: sometimes carefree, sometimes serious. Although he doesn't seem interested in the event, he was the first one in the tower.

♀ f 36

As Isla's mother, Erina worries about the safety of her daughter. Even though she was excited to bring Isla to the event, she has no explanation for her daughter's actions.

♀ f 9

An excitable and bubbly girl. Despite being in an emergency with inexplicable events, she is unusually calm - much calmer than the adults. Even her own mother seems unsettled by her strange behavior.

♂ m 52

The head of security at Ashiya Tower. He understands the mechanism that trapped everyone inside. Despite his confidence, his words don't always seem to align with reality.

♂ m 19

A young man with a sharp wit and tongue to match. Sai is a schemer, quick to see the truth and willing to throw everyone else off-course for the sake of confirming his thoughts.

♂ m

The owner of Ina Cafe.

♀ f 40

The tour guide for the event at Ashiya Tower. While showing the exhibit to the first group, smoke floods the room, and she disappears.

♂ m

Policeman outside the Ashiya tower.

♂ m

♂ m

The leader of XYN.

♀ f

Ashiya family representative.

♂ m