Kokoro Connect Light Novel Volume 02

Kokoro Connect (ココロコネクト) is a Japanese light novel series written by Sadanatsu Anda, with illustrations by Shiromizakana. Volume 2 was released on May 29, 2010. This volume was adapted in the anime episodes 6 to 10.

Summary
The Student Cultural Society's darkest hour has passed, but a new phenomenon is initiated by the mysterious Heartseed, one that threatens to tear the friends apart. While one of the StuCS members chooses to hide from the phenomenon out of fear for everyone's safety, another distances herself from her friends, harboring a deep secret that could destroy their fellowship. The fallout that results scatters the StuCS members, making them question their bonds, but one member refuses to give up on her friends.

Trivia

 * "Kizu" (傷) translates to "Wound."
 * "Kizu" (瑕) can also mean "Flaw" in Chinese.