An came to visit her uncle Masaru's house in Tokyo for the first time in a while. She also reunited with her cousin's uncle, Kenji, who was visiting as well. Although he never noticed her before, An had grown into a J-cup explosive tits. Despite her massive size, she constantly shook her no-bra boobs and pressed them against him at every opportunity, leaving him flustered and troubled. However, An began to actively seduce him...