It was New Year's Eve when Christine found her bf Lilly dressed somewhat unusual in woman's outfit. She also found strange present under New Year's Tree - biggest black strap-on. Surprised she still decided to use it & woke up her sleepy sissy folk. Christine lubed Lilly's back hole & pushed her big size sextoy all way in. She also made her sissy wear wig for better resemblance to naughty girl & gave him ass-to-mouth.