(C90) [鴨川屋 (鴨川たぬき)] GuP is Good! (ガールズ&パンツァー)
#224819 - Her jaw, her throat, her pussy, her arms, her shoulders. The only stipulation was that they had to do it while remaining on their knees. If she lowered her arms at all to relieve the pain and stress in her shoulders, she would forcefully pull on her sister Kendall's already sorely stretched nipples.