Although he hadn't mentioned whether Walker Violet was pregnant when he left home, if he were to bring his parents over, the matter would inevitably come to light, and his parents would surely inquire about it.
However, if Dong Tianyu really wanted to resolve the issue, it would be a bit difficult for him, but not insurmountable. If he made up his mind, he could either say that they had broken up due to incompatible personalities, or even that Walker Violet had unfortunately passed away. But if he said that, he would inevitably have to face blind dates arranged by his parents afterward.
Alternatively, Dong Tianyu could bring Walker Violet out of the Cave, give his parents the daughter-in-law they wanted, and even, with gritted teeth, take Jasmine Anderson out as well.
However, doing so might reveal the secret that Dong Tianyu owned the Cave.