Looking for yaoi

The uke is salaryman, seme some kind of designer that doesn’t make money (a very kind person). At one point seme is asked to help his friend to design something for free (friend need money for hospital) then he help create tofu kind of character (keychain, shirt and stuff) it became famous but the friend didn’t give credit for the seme (taking advantage of him). The uke find out about the famous design because coworkers using keychain with the character. The friend wants to take advantage of the seme again and the uke expose him. The kind seme forgive him. Then the uke’s ex come inthe picture (when they were at the bar) looking successful, this made the seme insecure, turn out the ex was a machosist that actually want the seme. Can someone’s help me find me this story please. Thank you very much.