Doctor Kouta Sezaki works on a clinic ship, which sails around the Seto Inland Sea. He's talented as a doctor, but possesses a weakness to fall easily in love with women. When he lands at an island, Kouta falls in love with a woman from that island. He tries to solve a medical problem which that woman has and makes other people get involved in her situation. Nevertheless, Doctor Kouta Sezaki is
