For viewers over 18 who appreciate the "Big Breast/Older Sister/Delinquent" tropes, the "fixed" Episode 02 offers the best possible viewing experience to enjoy the conclusion of Aika and Takuya's taboo relationship.
When digital media is released by subbing groups or archiving networks, the initial version (often labeled as v1) may contain technical or editorial flaws. A version labeled (or v2) is released to address these issues. ane wa yanmama junyuuchuu 02 fixed