both ticking (Kurosaki to Kirigaya no Baai)

In this world, there are two types of beings: normal humans and a beast-like species with the unique biological ability to conceive with the same sex.
Kurosaki, a normal internist, is in a romantic relationship with Kirigaya, a nurse who specializes in the beast-like species ward.

Although Kirigaya is drawn to Kurosaki's kindness, past trauma prevents them from being fully open and honest...?

Original: Renta JP | cmoa