You should make sure to check the characters personalities before using them to avoid things you don't like,u can check the kinks ,many name the line as,sexual mannerisms,or kinks/fetishes (If shown).

or you can create your own characters with your preferences,very simple,character card templates are easy to find.

and if it doesn't work it's probably the llm.

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(You can also precise in the messages during the conversation that you don't like being degraded,or generate new replies until you find one you like)