If you're looking for manga similar to The Essence of Love, you might like these titles.
Kaie is just another demon trying to rise up in the ranks of demon society by working in the human world. Unfortunately, he's got one major thing going against him: his body, which looks like a man's but is actually hermaphroditic! Luckily for him it isn't permanent, and Kaie (with every intention of becoming a splendid man) has waited his entire life for the day when his sex would be decided one way or another. But his plans hit a roadblock when he unwillingly gains the affections of Daina, the heir to the Celestial throne who happens to suffer from an unusual condition that alters his appearance depending on the time of day. Will Kaie's dreams of becoming a real man fade when the charming angelic heir is so insistent on making Kaie his wife?
Vampires are never to be allowed to love a human because they will turn into dust. Half-vampire Kazuki has known this since the day his mother died. Picked up by vampire Touya, Kazuki really hates him and wishes to break free. But Touya has many uses for Kazuki.
Eiji and Kouki are angels whose mission is to guide souls to either heaven or hell. Eiji, a black angel, guides corrupted souls to hell, while Kouki, a white angel, guides pure souls to heaven. Both have to work together as partners to accomplish their task. However, God cannot forgive black angels for their accumulated sins, and only gives white angels the power to reincarnate. Though Eiji develops strong feelings for Kouki, can he escape the cruel fate that God has given him?
In a world where angels watch over the humans below and punish the fallens: entities of pure evil. Teigi lived an average life; hating the fallens, throwing fits over his flirting friends, and helping Konan with his drug addiction. But, one fateful day, all of that changed. What will Teigi do now that he’s been turned into a fallens?! Will it be fight or flight, and will these friends ever meet again?
Father Lucas seems to attract misfortune wherever he goes. It all started with the fire that took his parents' lives. Since then, he has met numerous pickpockets and swindlers. And now? He has stumbled upon a badly injured man, unconscious in the middle of the woods! Lucas, alarmed, brings the man to the nearest church to tend to his wounds. By some miracle, the man wakes up soon after and seems almost completely recovered, even though the doctor said he might be out for another three days. Just who is this beautifully invincible man!? Has Lucas attracted yet another calamity...?
When Kuroi returns to his room there’s a man who looks like a yakuza! And he's a self-proclaimed angel with wings...? Atami Michinoku's quintessential work has finally started!
When a boy appears out of nowhere in your room claiming he was an incubus, what do you do? Shimizu, the Fallen Angel, knows the answer. A story about an insecure incubus and a sadistic Fallen Angel.