The White Cat's Revenge as Plotted from the Dragon King's Lap

Nineteen-year-old Ruri Morikawa gets wrangled into a messy situation when her selfish childhood friend strands her in another world! To make matters somehow worse, a mysterious conspiracy then gets her abandoned in a perilous forest. Through an unexpected turn of events, she comes into possession of a mystical bracelet that allows her to transform into a white cat. Now that she's in the Land of the Dragon King, she has to hide the fact that she's human—which means spending her days as a little white cat, for the time being... But how will she exact her much-earned revenge against those who’ve wronged her while stuck in the form of a small, fluffy, cuddly kitty cat?! (Source: J-Novel Club)

Kurumi's memories of her previous life as a witch have made her parents feel creeped out and shunned. She is even deprived of her lover, perhaps because of her unfortunate nature. Then, she is transferred to another world where she spent her previous life! She sets out to return to her former home, but along the way, she is somehow picked up by a beautiful young man who has a reason to be there in the form of a cat...?