
Yuki decided to live alone when she got a job.
However due to a mistake in the contract she has to live with Keita, her childhood friend!
The two of them then established a set of rules for their cohabitation life together but there's a penalty if one break the rules!
What's the penalty?!
Links:
Rul'eul Wi'banha'myeon Jeoljeongggaji Gaya Hae?! / Rule Ihan wa Iku made H!?: Osananajimi to Doukyo hajimemashita / Ruleihan wa Ikumade H!? / ルール違反はイクまでH!?~幼なじみと同居はじめました / ルール違反は朝までH⁉~幼なじみと同居はじめました / 룰을 위반하면 절정까지 가야 해?!