Finished
“Two social outcasts with parasites in their heads fall in love while helping each other reintegrate into society.”
Koisuru Kiseichuu
恋する寄生虫
7.58
2,709 rank · 15,739 readers · 447 favorites
Shounen
Drama
Romance
Supernatural
Would You Love or Hate This?
AI-powered analysis tailored to your taste
Based on your preference for character-driven stories with layered emotional arcs, this title's exploration of identity and belonging would deeply resonate. The pacing mirrors series you've rated highly, and its thematic depth aligns with your appreciation for nuanced storytelling...
However, the slow initial episodes might test your patience given your history of dropping shows that don't hook you early. The art style shift in the middle arc could also be a concern...
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Honest pros & cons
Based on your library
Synopsis
Two social outcasts with parasites in their heads fall in love while helping each other reintegrate into society.
The story is about a man whose compulsive tendencies make it impossible for him to keep a job, and a young girl who skips school and loves insects. The two meet, come to support each other in reintegrating into society, and fall in love. There's a problem, however: namely, the parasites in their heads. (Source: vgperson)
What people say
Community consensus
Derived from 10 sampled reviews
7.9
/10
What 10 readers settled on.
86%
recommend
Score distribution
median 7.5
mode 7
σ 1.45
Agreement
Mostly aligned
σ 1.45 · some divergence
The polarity gap
2.0 pts
Recommenders 8.0 · others 6.0
Yes
No
Score over time
↑ 0.90
Running avg · Apr 2020 → Apr 2026
Snap verdicts
· shortest highly-rated reviews
- 10 “The art is absolutely stunning, and I thoroughly enjoyed the original story, the well-developed characters, and the excellent plot twist. While the ending is deeply emotional, it feels slightly...”
- 10 “This manga is a must-read romance/horror sci-fi that features a uniquely compelling concept regarding whether love is genuine or induced by brain parasites. While the eerie, isolated winter...”
- 9 “The premise regarding the parasites and the exploration of misanthropy is brilliant, especially the female lead whose mental state feels incredibly human and carries the entire story. However, the...”
Verbosity
Short · 50%
Medium · 30%
Long · 20%
Read Order & Related
A self-contained story.
No sequels, spin-offs or alternate tellings — Koisuru Kiseichuu begins and ends here.
Cast
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See all →Publication slate
A Manga Publication
- Format 16 × 3 ch × vol
- Total read 2h 08m approx
- Published Jul 2018 – Dec 2019
- Source Manga media type
- Ref. BS-M52145 catalog