Most likely Chinese novel. mc is either female(hetero) or male(bl) mc came across this magical beast who was kind of depressed(?) and came from mc's original world. MC was the only one who could understand what the beast was saying a transmigration novel, not quick trans
It might be Poisoning the World: The Secret Service Mysterious Doctor is a Young Beastly Wife. The heroine talks to a depressed beast that came from her world in chapter 13.