High school girl Hibiki Amami has a sixth sense of perceiving and interacting with ghosts and supernatural beings, as well as talking with cats and other animals, but none of her peers share that ability.

After transferring to Hanazuka Prefectural High School, she becomes friends with some classmates who put up with her antics, including class representative Narumi Inoue, who despises anything related to the occult.

The third reviewer, Jacob Hope Chapman, heavily criticized the show's cheap production for its workmanlike animation clashing with the shoddy CG backgrounds and felt the humor was undone by poor direction and writing.

[28] He commended the spiritual humor, the different interactions both Narumi and Hibiki have with the ghosts, and the moments of sweetness and melancholia throughout the various episodic storylines but was critical of the series overall not pushing forward its brand of comedy and drama beyond mildly entertaining and lacked the "sense of wonder or magic" humans have when interacting with spirits in their world compared to similar otherworldly series like Mushi-Shi and Flying Witch, concluding that "On the whole Re-Kan!

"[28] Allen Moody from THEM Anime Reviews was critical of Hibiki's supporting cast being made up of "one-trick ponies," the show's sentimental tales consisting of "mawkish, featherweight drama" and the lazily drawn ghost designs, but praised both episodes involving Inoue's cousin and the kogal ghost, and the slasher victim as his favorite character.