Yuu Watase

Ceres was a tennyo (Celestial maiden) who came down from the heavens to bathe in a stream. She hung her hagoromo (robe) on a tree nearby, which was her key to returning to the heavens. But the robe was stolen and the man who had stolen it forced her to become his wife, thus producing a family full of human and tennyo blood mixed. Now, in modern day time, Aya Mikage is a descendent of Ceres, and has quite an amount of tennyo blood. (myanimelist.net)

A year after the events of Fushigi Yuugi, Tamahome is pulled back into the book and is sent on a complicated ride through illusion, confusion, and betrayal. Meanwhile, Yui is acting oddly and Miaka is heartbroken over the loss of Tamahome, while Keisuke and Tetsuya try to discover what is going on with the book. (myanimelist.net)

Miaka and Taka (Tamahome's reborn out-of-the-book self) return to the Universe of the Four Gods to try and restore Tamahome's memories to Taka. This is not as easy as it sounds, however, when the evil Tenkou shows up to rain on their parade. He manages to thwart most of their attempts at getting Taka's memories back, and uses his newfound power to summon the Gods outside the book. (myanimelist.net)

Taka (technically Tamahome) and Miaka are now happily married and only six months before their new family would be born, but an obessed girl named Mayo would do anything to make Taka hers. She enters the world of the Four Gods, determined to win Taka's heart and be the new priestess. (myanimelist.net)

Robot maker, Kronos Heaven, finally develops "Night Tenjo", the perfect male humanoid programmed to be devoted and completely loyal to his lover. The company chooses temp worker Izawa Riko to take part in a 5-day free trial. At first, Riko only sees Night as a household appliance. But when she finds out how deep Night's devotion to herself is, Riko finds herself falling in love with him. (mydramalist.com)

The series is based on the Japanese shojo manga "Zettai Kareshi" by Watase Yu. Manga Synopsis - Riiko (in the drama Guan Xiao Fei) is a girl unlucky in love. One day a strange-looking salesman gives her a business card for a website that sells "love figures" (androids designed for love-making). (mydramalist.com)