Aida convinced her friend Berenice to participate in a tickling session, Berenice, a beautiful 27-year-old girl, is still afraid of what awaits her, so in this first part Berenice is the Tickler and Aida is the first to be subjected to tickling, Berenice seems to have fun tickling her friend, Aida tied to the examination table, her whole body can be accessed and Berenice chooses the tools with which she sees her friend's reactions, at the end of the session Berenice exclaims her fear knowing what awaits you in revenge.