Volume 4

Volume 4 is the fourth volume of Mars. It was published on May 13, 1997 in Japan and September 24, 2002 worldwide. In this chapter, Shiori Sakurazawa, a former girlfriend of Rei, is introduced as a rival for Rei's affection. Kira also learns more about Sei.

Kodansha Description
When old friends of Rei show up at the school fair, Kira finds that she may have some heated competition for his love. His old flame, Shiori, confesses that she never gave up loving Rei, and she now wants him back. To make things worse, Kira uncovers more about Rei's dark past and his brother's suicide. Would she be better off if she just let Shiori have him?

Characters

 * Rei Kashino
 * Kira Aso
 * Tatsuya Kida
 * Harumi Sugihara
 * Shiori Sakurazawa(debut)
 * Takemura Shuichi (debut)
 * Sei Kashino (flashback)