Apulo (a cat-like space alien with the ability to lock a human's emotions) and Latell work for the Division of Space Piracy (or DSP for short). The two of them are extremely destructive in their solving of DSP cases. They are attempting to stop Youmei the space pirate from exploiting Computer Aided Thinking for his own nefarious plans.

Twenty-four-year-old Kirara is on her way to her wedding when she is killed in a car accident. However her love for her fiance is so strong that she is permitted to return to earth as a ghost to see him. But she is sent back 8 years in time, to when she and her fiancé first met. However her own meddling in the past may make her 16 year-old-self turn away from her would-be fiance.

Chisato's journey home from Manchuria after the war.

At only 12 years old, Takumi Harada is already hailed as a prodigious baseball pitcher. But when his family moves to the backwater town of Nitta, Takumi has no choice but to join his new school's unskilled baseball team. This development has little effect on the boy, as he believes it is more interesting if this no-name club becomes a powerhouse due to his presence. However, due to his overwhelming talent, Takumi is in need of a catcher able to keep up with his pitches. His worries are soon put to rest after meeting Gou Nagakura. As his fan and fellow student, Gou is eager to prove that he is not a simple braggart, but rather a player skillful enough to catch Takumi's pitches. Amid struggling to form a "battery" with Gou, Takumi comes into conflict with his new teammates due to his irreverent personality but grapples to find the true joy of the sport under his grandfather's guidance.