I want to impregnate my favorite male omega

Rain opened her eyes and found that she got reincarnated in some else's body. she got surprised to know that she got transmigrated in her favorite werewolf's novel,so she wanted to meet and saved her favorite character in this novel, the second male lead but she got to know that she can't save him and claim him as her mate without making him pregnant.so ,now her goal is to impregnate him without forcing him.