Looking for a manga

I clearly remember the story but I forgot the name. Please help...The seme and uke are childhood friends. They're probably in high school now. The seme is junior and has liked the uke since childhood. As for the uke, he likes the semd but not in a romantic way. Because of his mother, he has a trauma and can't help but think that sex is bad. So he is more asexual. The seme asks the uke to date him for 1 month and the uke agrees although a bit unwilling