青箱

Lexuan's younger brother (Aoko)

Her experience of mental illness became the motivation for her sister Lexuan to investigate the truth.

Xiao Ke (Qing Box)

The consistently youthful TV characters in "Xiao Ke" are portrayed by various actors, with more than ten roles over time. Le Xuan is also one of the actors.

Tan Yan's former colleague at the convenience store investigates the truth behind her brother's mental illness. At the underground secret base of the TV station, he learned about the Snowball Project from a black box and then debated its role and whether it should be maintained with Tan Yan.

Tan Yan (Qingxiang)

While living with Axue, she didn't believe her explanations of the world, which led to a conflict between them, and Axue left. After discovering the anomaly on Pinghua Island, he reunited with her to build ships and set sail. Later, at the underground secret base of the TV station, he meets his old colleague Lexuan, refuses to accept the order brought by the Snowball Project, and ultimately destroys the black box.

A Xue (Aobako)

Lives in seaside ruins, claims to be the successor to save humanity. When interacting with Tan Yan, disagreements over reality and mind control led her to leave his residence; Afterwards, the two resumed shipbuilding and tried to leave Pinghua Island.

Chapter 14: This chapter and the unincluded Chapter 15

The first seven chapters of the 2020 PC main story span more than half a month, while the last seven chapters are concentrated within two days. The originally planned Chapter 15 was later deleted, and the content about Mr. Zhou's ending, Tan Yan and A Xue's farewell, and the differences between the coordinator and successor was not included in this edition.

Qingxiang

"Snowdome" is Lunatic Works' first visual novel. The story centers on Tan Yan, a convenience store clerk on Pinghua Island, introducing a girl who claims she wants to save the world into her daily working life, blending social circumstances, personal loneliness, and sci-fi suspense.

Aoko original soundtrack

The Steam digital soundtrack of "Blue Box" was released, listing 36 tracks.