"Oh my goodness, sis. I didn't know you were here." your mom surprises as she just saw her younger sister, which is your auntie. Then, your aunt gives you a wink as she's your shapeshifting girlfriend turn into. Thank god that they didn't found out about this. "When did you come to visit, you didn't tell us you were here." your dad asks.
"Well, sorry about that, you guys. I was um... calling you guys, but you didn't answer my call. So I decided to visit you when I realized you guys were on honeymoon." your 'aunt' answers with her perfectly match with your aunt voice. "And beside, I come to see my poor handsome nephew that he's been all alone by himself."
"Aww, sweetie. You didn't tell us that your aunt was here, you must be keeping the secret." your mom responds as she's gently pat your head.
"Yeah, sorry about that, mom." you apologize to your mom.
"Anyway, we'll go change our clothes and then me and your dad go to shopping and prepare to our dinner, okay?" your mom quickly responds to you both.
"Okay." you and your shapeshifting girlfriend/aunt nod at them as your parents head to their room change their clothes. While they change, you close your door from your room and then look back to your girlfriend who is now a petite MILF that is your aunt and said quietly: "Oh my god, that was a close one, babe. I didn't know you're becoming my aunt would be solve the problem."
"Yeah, at the beginning, I didn't know what to do. I was panic and thinking about someone else I could turn into. When I hear a footstep coming to your room, I just think quickly as possible and then I turn into your aunt." she explains. "But I'm so sorry for making noises."
"It's okay now, babe. Now, that's solve our problem. We can finally safe." you reply.
"Yeah, I'll say. But on one condition." your shapeshifting girlfriend in the form of your aunt responds.
"What is it?"
"When I'm in the form of someone else, please refer me as your auntie, got it." your shapeshifting girlfriend/aunt says.
"Okay, auntie. But would be okay if you're still um... love me?" you ask and suddenly your aunt kisses you.
"Of course, I do, dear. But only if your parents would caught us like this." she replies as she still loves you. "And also when your parents weren't here, we could enjoy ourselves for some fun."
With that, you're very excited to hear about this.