placebo manhwa characters

"Let's play. diabolik lovers characters " All Woo-yeon Seo wants is a simple university experience away from his intensely annoying step-brother, Woo-jin So imagine his frustration when Woo-jin not only gets into the same university as Woo-yeon, but also follows him to the same major and even the same classes! Woo-yeon's determined to make the world see how awful his brother truly is, but well, his memory has been