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A man leads a woman to room 0 at the Hotel "Point". The man is a young and successful businessman, and his companion is an ordinary cabaret club hostess who is in love with him. He explains that the room 0 was created to let the people understand their value by one method. But according to it, his grade is lower than hers.

Hiroyuki can't believe that his grade is lower than the hostesses. When Miyuki finds out about her result, their relationship changes.

Hiroyuki and Miyuki talk about their past. The grade of businessman gets lower.

Miyuki reminds Hiroyuki their first meeting. Departure from the hotel.

Two young up-and-coming comedians Atsushi Suzuki and Osamu Igarashi came to room 0 to find out the level of their talent.

Atsushi and Osamu constantly check their grades and think out various humorous scenes. However, it is getting worse and worse.

Comedians remind their victory at the Japanese comedy contest. With all these memories they understood that they have lost something important to them.

A doctor and his nurse brought a terminally ill young patient to the hotel. All of them received a grade. He received almost the higher grade.

The doctor has created a holiday atmosphere for Karen with gifts and Christmas decorations, but the patient's fate cannot be changed.

The hotel manager told doctor Yazaki the truth about the reason why he didn't get the maximum grade.