Story Structure — 5 Plot Phases
A Shy Life Disrupted
Ayumi Nitta is introduced as an extremely shy hospital janitor. Her one-night stand with Wataru Makino creates an unexpected pregnancy.
Key Events
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April First Intersections — Several apparently unrelated incidents occur on April 1 and may be mistaken for pranks.
Location: Unspecified settings
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Ayumi Fears People — Ayumi Nitta suffers from anthropophobia, an extreme fear of people. Characters: Ayumi Nitta
Location: Unspecified setting
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Hospital Janitor — Ayumi Nitta works as a janitor at a hospital. Characters: Ayumi Nitta
Location: Hospital
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A One-Night Stand — Ayumi Nitta has a one-night stand with Wataru Makino. Characters: Ayumi Nitta, Wataru Makino
Location: Unspecified setting
A Pregnancy Called A Joke
Ayumi contacts Wataru to announce the pregnancy. Wataru dismisses the announcement as a bad April Fools joke, exposing the emotional gap between them.
Key Events
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Pregnancy Discovery — Ayumi Nitta realizes that she is pregnant after the encounter. Characters: Ayumi Nitta
Location: Unspecified setting
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Ayumi Makes Contact — Ayumi Nitta calls Wataru Makino to tell him about the pregnancy. Characters: Ayumi Nitta, Wataru Makino
Location: Unspecified setting
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The April Fools Misunderstanding — Wataru Makino believes Ayumi's pregnancy announcement is a bad April Fools joke. Characters: Ayumi Nitta, Wataru Makino
Location: Unspecified setting
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Wataru's False Persona — Wataru Makino is portrayed as a sex addict and womanizer who lies about his qualifications. Characters: Wataru Makino
Location: Unspecified setting
The Restaurant Collision
Wataru takes Reiko to an Italian restaurant after presenting himself through misleading claims. Ayumi learns the location and goes there to demand responsibility.
Key Events
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Restaurant Invitation — Wataru Makino takes Reiko to an Italian restaurant. Characters: Wataru Makino, Reiko
Location: Unspecified setting
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Ayumi Learns The Venue — Ayumi learns the restaurant location after Wataru mentions it during their contact. Characters: Ayumi Nitta, Wataru Makino
Location: Unspecified setting
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Ayumi Heads Out — Ayumi goes to the same restaurant to demand responsibility from Wataru. Characters: Ayumi Nitta
Location: Unspecified setting
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The Restaurant Date — Wataru Makino and Reiko are together at the Italian restaurant. Characters: Wataru Makino, Reiko
Location: Italian restaurant
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Restaurant Confrontation — Ayumi confronts Wataru at the restaurant while he is with Reiko. Characters: Ayumi Nitta, Wataru Makino, Reiko
Location: Italian restaurant
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The Major Restaurant Incident — Ayumi's confrontation escalates into a major incident. Characters: Ayumi Nitta, Wataru Makino, Reiko
Location: Italian restaurant
Strange April Incidents
Other storylines involve an alleged alien belief, a suspected shaman-related con, pretend royalty, a reported kidnapping, and two friends staying together. Each incident contributes to the film's uncertainty between reality and prank.
Key Events
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Alien Messages Online — A student receives messages through the internet and interprets them as alien communication.
Location: Internet
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The Alien Belief — The student believes that he is an alien because of the messages.
Location: Unspecified setting
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Suspected Shaman Con — The Detective suspects an old lady of conducting a con involving shaman services. Characters: Detective
Location: Unspecified setting
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Pretend Royalty — A middle-aged couple pretends to be Japanese royalty to fulfill the wife's dying wish.
Location: Unspecified setting
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The Kidnapping Subplot — A school student is described as kidnapped, involving the student's family.
Location: Unspecified setting
Reality In Disguise
The separate incidents remain connected by their occurrence on April 1. The film closes its pattern of serious events being mistaken for jokes.
Key Events
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Two Friends Stay Together — Two friends remain together, with one of them being homosexual.
Location: Unspecified setting
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Prank Or Reality — The day's incidents remain framed by uncertainty over whether they are real events or April Fools misunderstandings. Characters: Ayumi Nitta, Wataru Makino, Reiko, Detective
Location: Unspecified settings