Hasegaki Narumi

I fell in love with fate. But the memory of that love disappeared. Four men were waiting for her when she lost her memory. It seems that just before she lost her memory, she chose one of these men as her fiancé. She had even decided to get engaged, but now she has to redo her first love. You might already be in a trap! All of them are seriously trying to get married, and the exciting reverse love story is about to begin!

One day Sakura, a socially withdrawn otaku, saves the life of the Amogumi’s leader. How in the world did she become the highest ranking wife?! The leader declares to the three grandsons that, “The person who defeats Sakura-san will become the next leader.” The eldest son is weak but kind, the second son seems fierce and aggressive, and the third son is a level-headed intellectual. The three of them are all highly skilled and stubborn in their own ways… How is this shut-in the ultimate wife?! Jeez, no thank you. “Yakuza Harem,” start!

Shirogami Benio is the sheltered daughter of the richest family in Japan. According to her family tradition, the first man she kisses will be the one she marries. Now that she’s old enough to gain some freedom, Kageshita Tamaki, a handsome playboy is assigned to be her bodyguard… Master x Servant love story starts here!

Tonegawa Lilica may be the daughter of the famous biologist Tonegawa Midori, but she personally hates math and science. She's most interested in being fashionable. But in order to save a friend, Lilica makes a contract with a strange blonde man in foreign clothing: she receives a flask to summon famous scientists, and he vows to make her like science. This mysterious bishounen introduces himself as the greatest scientist of Ancient Greece, Archimedes.