Crimson is a red color that is very close to black.
The protagonist Rumina Chishima is a magical woman.
Not a time traveler, but an aborigine. No time travel, no golden finger, a very ordinary person, but not so ordinary.
The timeline follows the end of Rum's chapter, where it is announced that Haibara is the silver bullet.
The forum is for readers' feedback. Whether it's Thousand Islands or Conan, the original characters can't be seen.
Intention: A woman whose influence affects the whole body