Sign: Broken Kether

Sign is a visual novel series inspired by fault.

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On an early summer night, Tian Qin—a high school girl out for a stroll—unexpectedly encounters Cygnus, a witch from another world. Stranded in an unfamiliar realm with her powers lost, the witch entrusts herself to Tian Qin, hoping the girl can help recover her missing abilities.

At the same time, an enormous tree suddenly erupts overnight in Central Park, becoming a sensational phenomenon. In just one night, their city of Longhua transforms into a bustling destination, overrun by countless visitors.

With the witch's arrival, cracks begin to form in what was once "ordinary life," as if a vast maelstrom were pulling the entire world into chaos...

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Cygnus

A witch from another world. Stripped of her powers and left with only fragmented memories, she finds herself in a desperate situation upon arriving in this world. Though this realm lacks mana, she can still cast simple spells using the magic stored within her body.

Tian Qin

A carefree, somewhat rebellious high school girl. She hates boredom and despises monotonous routines—until the day she meets Cygnus. Her extraordinary physical abilities set her apart, but they also hide a secret buried deep in her heart.

Yang Xi

Tian Qin's closest friend. After enduring hardships in the past, she's finally living a life she can call "normal." But soon, she too will be swept into the gathering storm.