People said this series was cancelled but it looks like it has a few big gaps in releases. First from October 2022 to May 2023, October 2023 to February 2024, and last April 2024 to October 2024.
A real shame, first 2 volumes were fun. I'm kind of tired of the meta-narrative elements, but I imagine they wouldn't have been so obtuse if not for the rushed cancellation.
So it was mainly the the tetrodotoxin from the blowfish that faked her death with temporary total paralysis and the lingering symptoms are probably from asphyxia. The datura can cause a myriad of effects but the biggest concern would be an arrhythmia.