-Two people who are perfectly compatible both physically and mentally. Ririko Kinoshita, a deep kissing soap where 'feelings' and 'lips' overlap
Rinko works at a high-end soap shop. She usually works at a supermarket, but the warmth of this job feels comforting to Rinko, who feels lonely in her life as a married couple. One day, a young man named Sugiura comes to see Rinko. Due to his clumsy yet kind nature, she began to treat him as a woman rather than a soapland lady. As he intertwines his tongue with her hot saliva and presses his lips filled with her feelings, the relationship between the two of them grows closer...