She specifically used this method on Godou because the titular warriors are extremely resistant to external magic, but that resistance can be bypassed via the mouth. In Campione!, Athena can do this by breathing the 'Winds of Death' into the other person's mouth.However, considering the event took place when Vermouth had already met Shin'ichi and Shiho as Conan and Haibara before, she may had been already aware that the poison wouldn't kill Mary. However, considering it’s APTX-4869, Mary simply de-aged instead of being killed by the poison, although with the side effect of constantly coughing. Case Closed: This was meant to happen when Vermouth put APTX-4869 in her mouth and initiated Mouth To Mouth Force Feeding with Mary to make the latter swallow the pill.She can do without, but enjoys it that way. Kyoko Kirisaki from Black Cat is able to burn people alive by kissing them.Later, she tries to use this ability on Tenzen alongside a Neck Snap but it fails since his powers are coming Back from the Dead, and at the end only Oboro's Mystic Eyes could stop her from poisoning Gennosuke after Tenzen had driven her insane through Cold-Blooded Torture. And in fact this is how she kills Koushirou Chikuma: since he's blind, Saemon confuses him via imitating Akeginu's voice, then Kagerou slips him a deadly kiss. Whenever she gets aroused, she starts breathing out a deadly poison, thus, whoever she kisses, she kills. From Basilisk, this is Kagero's primary ability.Luckily, the kiss itself awakens Suzu enough for her to stop it. Ayakashi Triangle: When Matsuri uses a Magic Kiss to exorcise Shadow Mei from Suzu's body, Mei tries to use the spiritual connection to channel her Life Energy Overclocking Attack through.This trope is not to be confused with the 1947 film Kiss of Death, which does not even feature this trope. See also Kiss of the Vampire, where a vampire's bite is both pleasurable and deadly. Not to be confused with Last Kiss, though it can overlap if the right circumstances are met. The trope is named for the kiss from The Bible with which Judas Iscariot identified Jesus among his apostles and thus betrayed him to the Romans, making this Older Than Feudalism. In addition, the Kiss of Death can also be a symbolic gesture - the kiss itself does not bring death or harm, but the person who receives it knows that his days are numbered. The Kiss of Death comes in many varieties, including: hypnosis, narcotic effect, and sucking out the soul of the victim, which may or may not result in death, depending on the story. This may be because Evil Is Sexy or the more practical reason - once somebody catches onto what the kisser is going to do, they'd run for the hills. While a character may be anxious about administering the Kiss of Life, nobody is shy about giving the Kiss of Death. Though not exactly graphic, the Kiss of Death is still sensual, seductive, and very, very deadly. We're not talking about Sex Signals Death or Interplay of Sex and Violence but something else. If you can combine the two they become a bigger selling point. The primary instincts of all creatures - sex and death.

Kiss of death