Kurenai no Shinigami wa Nemurihime no Neoki ni Nayamasareru  

In Amaryllis, there exists a kingdom known as Freud, where resides Princess Lilith. For political reasons, she has agreed to marry Crown Prince Gesualdo from Ayrras. Despite his reputation as the "Crimson Reaper," Gesualdo maintains a distant demeanor towards Lilith. Nevertheless, she remains determined not to be viewed as merely a decorative princess. In reality, however, there is something that Lilith keeps concealed from Gesualdo - a secret which she will not reveal.