Tsukasa Tenma is the doctor of a young guy Rui Kamishiro. Tsukasa initially thought that he was a typical smoker, but it turned out that Rui is a talented guy who just wants to please others. But alas, the doctor found a brain tumor in him and really tries for his patient. He tries in every possible way to support Rui and not to upset him, but the diagnoses are getting worse... But he is pleased to see how the guy still tries not to lose heart and even entertain the children who visit him. Appar