* Based on the erotic manga by Arima Jin.  After a steamy sex session in the bathroom Naoto caught a cold and is being nursed back to health by Akira, in her own special way. The second part has Akira working as a hostess on Naoto's birthday. When she gets drunk Naoto is called in assist her home, but this turns into a very special birthday celebration...  Thanks to the tutoring efforts of his sister Mayuri, Yuuki achieved perfect scores on his tests. She is so proud of him that she feels he deserves a reward. His choice is of course to learn more about sex... The second part has Eeji coming home from work and finding Yukino sitting on his doorstep. Three years ago he lost his virginity to her and then she disappeared from his live. Will this sudden reunion rekindle their passion?