[Casual novel] Through my sister’s trick, I handed over my marriage registration to the female boss I admired, and with that momentum we got engaged, but she asked me to have sex with her every night…
The main character, Yoshiteru Toma, has a free-spirited older sister, Atsuka. On this day too, she entered the house without permission and was drinking Yoshiki's alcohol. Atsuka has recently become engaged to Yoshiki, and Yoshiki finds this annoying. For some reason, she had brought a large amount of her marriage information magazine with her that day, and it was scattered all over the place, so Yoshiteru instructs her to clean it up. At that time, Atsuka put the bonus marriage registration in ...