I Segyeui Yuilhan Healer Doeeotseumnida

A lifelong game-addict healer with decades of experience. By chance, the world changed, and I became the only healer in existence. [A place that needs you, the one and only healer, has summoned you.] [Will you accept the summons?] "What? They have tanks and DPS but no healer?" Seriously, what kind o