The latest installment of the popular series is finally here! Hikari, a young female doctor who works under the revered hospital director, upholds a humanitarian spirit by treating all patients equally. One day, a homeless man severely injured from an assault by a group of boys is brought into the hospital. As a result of this incident, the true nature of the hospital's profit-driven medical system gradually comes to light. When Hikari begins questioning the hospital's practices, she slowly falls into a vicious trap, drastically changing the course of her life—.