!!Rin Asogi

* AntiHero: She's a good person at heart, but she has a rather icy personality. Plus, when she [[spoiler:closes the door behind Saya to let her get eaten by various, zombie like creatures]], she proves that, despite being on the side of good, she sure as hell won't forgive you for [[MoralEventHorizon crossing the line]].
* [[spoiler:BackFromTheDead: Or the closest variant for immortals. Her time spore is removed but thanks to Yggdrasil, her body begins regenerating around it.]]
* {{Badass}}
** BadassInANiceSuit
* BiTheWay
* CryCute
* DeadpanSnarker
* GoodIsNotNice
* [[spoiler:IdentityAmnesia]]
* {{Immortality}}: Through FromASingleCell and being TheUndead.
* [[spoiler:JekyllAndHyde]]: Although it's a subversion [[spoiler:when her "bad side" is just Laura impersonating her]].
* JerkWithAHeartOfGold[=/=]{{Kuudere}}: She can be pretty cold and sarcastic, but she's still quite caring towards those close to her.
* MsFanservice
* PrivateDetective
* TheStoic
* StoicSpectacles

!!Mimi

* BadassBookworm
* BiTheWay: She certainly has a thing for girls after getting a taste for it, but doesn't seem to dislike guys either.
* GirlFriday
* HardDrinkingPartyGirl
* JerkWithAHeartOfGold
* LegalJailbait
* PlayfulHacker
* TheSmartGirl
* TokenMiniMoe: A slight older example but she always looks younger than everyone else she's around.

!!Apos

* BigBad
* BlondGuysAreEvil: And {{hot guys are bastards}}.
* TheChessmaster
* {{Expy}}: Of [[{{Devilman}} Ryo Asuka]].
* EvilTastesGood: Just why is he so obsessed with causing as much pain to every immortal he finds? Because their time spores will taste so much ''better'' soaked with the memories of their pain.
* FauxAffablyEvil
* FromASingleCell
* [[spoiler:{{Hermaphrodite}} / OtherworldlyAndSexuallyAmbiguous: It is unclear what the hell s/he is, but s/he apparently has two sets of genitalia.]]
* IHaveYouNowMyProudBeauty: Lord help you if you're an immortal.
* [[spoiler:KarmicDeath: He does gain a permanent position with Yggdrasil. [[LaserGuidedKarma By becoming part of it]].]]
* LightIsNotGood
* ManipulativeBastard
* {{Sadist}}
* [[spoiler:SelfMadeOrphan]]: [[spoiler:Kills his father, Tajimamori]].
* SoftSpokenSadist

!!Laura

* TheDragon
* ProfessionalKiller
* PsychoForHire
* PsychoLesbian
* TakingYouWithMe
* [[spoiler:{{We Can Rebuild H|im}}er: Apos remakes her as cyborg in [[FoeYay Rin's]] image ([[RapeAsDrama which he proceeds to have some fun with]]) and implants a time spore in her as well.]]

!!Tajimamori

* ChekhovsGunman: [[spoiler:A trait he shares with his descendents.]]
* HeWhoMustNotBeSeen
* [[spoiler:OurAngelsAreDifferent: The only Angel who has no desire to eat someone. There's a reason for that.]]
* StarCrossedLovers: [[spoiler:With Rin.]]
* [[spoiler:ThereCanOnlyBeOne: And Apos decides that Tajimamori ain't the One [[SelfMadeOrphan anymore.]]]]

!!Kouki Maeno
* [[spoiler:AndThenJohnWasAZombie]]: [[spoiler:To save an immortal, he became an Angel.]]
* {{Deuteragonist}}: serves as the viewpoint character, when Rin is not it.
* [[spoiler:CloningBlues]]
* [[spoiler:KilledOffForReal: Becomes an Angel.]]