The first and last travel drama between a young man and his 'mother', drawn by Koichi Takahashi, the leading figure in travel AV. Around the time his parents divorced, he met a young man who grew up in an orphanage with his 'mother'. "Would you like to take a bath together again?" The mother's lascivious voice that echoes in the clear stream, the swaying big breasts, and the two of them forget the time and fall into the dazzling world...
