This is the first title by LimeCat. The protagonist is proud of being completely ordinary, but this summer his life has been turned upside-down. This was because his four childhood friends had shut themselves in his home!
After two years of being hikikomoris, their parents finally had enough and gave them the choice of finding a part-time job or being sent off to do manual labour for distant relatives. Of course, they chose the former, which was a government program to help hikikomoris return to normal. He was entrusted with helping them for the duration of the summer vacation. He hoped to fulfill their parents’ requests and to help them return to how they were before. At the same time, they all came to him since they held secret feelings for him. Thus begins their summer days together breaking free from NEET.
One of the older sisters as mother one of the older sisters as father, protagonist was raised gently and severely. Is the efficacy of two efforts said, protagonist grows up to the child that the family trowing is good. However, because he made too much effort, protagonist had become a child who liked older sisters more than just a family for a moment!
Rika to get irritated in own divorce mediation's is complicated, in the place where Natsuko doesn't exist for stress reducing, strange teasing to Mahiro. Daily life, a little touch, encounters the place where a jacket is changed, calling pervert, Mahiro perplexed because pervert treatment is done.
Besides, Rika who hides in Natsuko and uses Mahiro conveniently...
Protagonist, Student of dropping that studies psychology at university. However, "An absolute hierarchical relationship can be constructed in the human brain by using a specific sign" the method is found by chance.
"It stands superiority in the same condition. The superiority continues only by several hours and it is absolute obedience... This is like a king like game... That's right, make cards with the signs..."
Protagonist uses this cards, to counterattack against a family who is oppressing myself.
"With this, it is my pet"
Thus with elder sister Ayaka who was looking down on him from a young age, Protagonist that starts on a course of actions to a cheeky Sister. The hypnotic feast to rule over the rebellious sisters.
The older brother of four younger sisters - the protagonist - suffered from severe asthma when he was younger. Due to this, they started the routine of one of the sisters sleeping with him for one day, and then switching to another.
One day, their parents who are researchers, ordered a demonstration of their newest experiment, "Improve his immunity by hugging him."
"Hug a little sister affectionately for 10 seconds every day before going to bed♪"
He decided to hug the sister he was going to sleep with him with even more affection then she could ever imagine...
Yuu’s older sister Maaya is quite popular, being both beautiful and friendly. He is proud of her, and likewise she cherishes him as her little brother. However, after a certain chance happening, her frequent teasings became naughty temptations. Her actions became increasingly bold and he had no choice but to follow along. However, there were no worries about their indecent relationship; instead, it was a enjoyable happy time with his dear onee-chan.
The coffee shop Corleone is the oldest one in the shopping district. However, chain shops have popped up in recent years and the shop has fallen into financial trouble. Leo’s father, the shop owner, was blessed with a son and four daughters, but he became divorced when the children were still young. Leo left with his mother, while his sisters were raised by his father.
Ten years after being separated from his sisters, he suddenly received news that his father didn’t have long to live. When he returned to his hometown, there was a letter addressed to him from his father. It asked him to take over the coffee shop Corleone.
Leo was reluctant to do it, but for the time being while awaiting his father’s funeral, he would stay with his sisters that he hadn’t seen for a long time. They also had conflicting feelings about the shop’s future: Ami and Yuu wanted to carry on, while Riko and Ria didn’t have any interest in doing so.
