Dhampir

The Dhampir, ranked twelve out of sixteen Exceed, live by extracting soul essence from bodily fluids such as blood, and while all body fluids can be used to continue their life, they can only increase their power and grow with the consumption of blood. However, due to the implementation of the Ten Pledges, they have to let victims to agree upon before they can obtain blood from them, which would infect the victims with a special disease. This makes it very hard for young Dhampir to mature. They are currently living together with the Seiren in Oceando.

In the light novel Volume 4, 『 』 with Izuna and Jibril found Plum, a girl Dhampir at critical time on the verge of dying of starvation. This Girl ask them to give her their Soul Essence. Jibril informs them that 'many bodily fluids can contain varying amounts of soul essence', Shiro helps the girl with the order for her to lick shiros foot to consume her sweat, Plum the Dhampir girl states that she likes the taste of Shiro's sweat. Jibril stated that it's because Shiro has a tough, strong, extremely rare, unique and noble soul that any common person who searches the entire world for such a presence will still never meet. After being saved by Queen of Imanity, Plum asked them to help her race.

Sora presumes after the information gained from Jibril that the Dhampir are a form of succubi and not pure vampires as they are capable of feeding on soul essence from bodily fluids other than blood, Although the levels of soul essence are less in other bodily fluids compared to blood with the semen of men containing the highest amount.