Xena was also recorded dunking her head in a mall drinking fountain

The couple to internet fame last week when a photo of the leash sporting pair was snapped in a Staten Island mall

Xena enjoys when Nathan walks her on a leash and she even likes to take naps in her little cage which she proudly posts photos of to her Facebook

The couple find a leash more romantic than an engagement ring and say their sex life is 'normal'

Nathan Riely, 30 and his fiancée, 21, who chooses to go by the name 'Xena, Nathan's puppy' enjoy

A woman from Staten Island believes wearing a collar like her fiancé’s dog is even more romantic than wearing an engagement ring.

Nathan Riely, 30 and his fiancée, 21, who chooses to go by the name 'Xena, Nathan's puppy,' grew to internet fame last week when a photo of the leash sporting pair was snapped in a Staten Island mall.

‘Welcome to the Staten Island Mall!’ wrote Instagram user victorkingnyc after posting the photo.

Scroll down for video

Insta fame: Nathan Riely, 30 and his fiancée, 21, who chooses to go by the name 'Xena, Nathan's puppy,' grew to internet fame last week when a photo of the leash sporting pair was snapped in a Staten Island mall

Mutual benefits: The couple engage in a practice called 'puppy love' and Xena enjoys being walked around on a leash and doing dog like things such as sticking her head in a mall drinking fountain

Put a collar on it: The couple say the dog leash is a symbol of their love, just like an engagement ring is to people in traditional romantic relationships

Footage was also captured of Xena dunking her head in a water fountain.

'The leash and collar are symbols of our bond to one another,' Nathan Riely told the New York Daily News.

'The collar is like a ring for most couples. They use rings, we have a collar.'

Despite many calling their relationship bizarre, the pair consciously engages in a BDSM practice called 'puppy play.'

Xena enjoys when Nathan walks her on a leash and she even likes to take naps in her little cage which she proudly posts photos of to her Facebook account.

Xena told the New York Daily News that she has wanted to be a puppy since she was 13-years-old.

'The first time I put on a collar I thought "Now I need to find someone for the other end," ' she said.

Longtime goal: Xena says she has wanted to be a puppy since she was 13-years-old. 'The first time I put on a collar I thought "Now I need to find someone for the other end," ' she said

Truly happy: 'As long as I'm with my 'fiancé master I could not be any happier,’ says Xena of the relationship

'As long as I'm with my 'fiancé master I could not be any happier,’ she added.

Nathan says he first became interested in the BDSM lifestyle a few years ago and that's where he learned about 'puppy play.'

Unlike some who get sexual pleasure out of defining power roles in traditional BDSM style relationships, Nathan says it’s more about lifestyle and less about arousal.

'There really is no sexual appeal to it,' he said.

'It's the way that I am. There's really no reason I do this other than it's just me and it's who I am.'

Sleeping arrangement: Xena like sleeping in her puppy cage and proudly posts photos of the small space to her Facebook page

Open: Xena posted this photo of her dog collar next to a suspicious blood colored stain on her sheets though the couple says they do no engage in 'abuse' and that 'puppy play' is not sexual

Nathan says their relationship has absolutely no abuse whatsoever despite claims he is mistreating Xena by walking her around on a leash.

He says their sex life is 'normal' and that he makes sure Xena doesn't do anything that she doesn't want to do.

The New York Daily News reports that the pair fell in love after meeting online two months ago.

Don't bite!: Though some may think her behavior bizarre, Xena says that she is happy to do all things a dog would even if it means wearing a muzzle

They are set to marry on Halloween next year and plan to keep their puppy relationship going without taking it any further.

‘We are comfortable with where we are right now,’ he said.

Customers who first spotted the couple at the Staten Island mall say they are ‘regulars’ and are very nice customers.

According to a staff member at the mall, Xena visits the store Hot topic about once a month.

‘This is the only time I’ve seen the girl with a leash on like that,’ clerk Kelsey told the New York Daily News.

‘She shops here about once a month. She’s a nice customer.’

Loves to shop: Xena frequents the Staten Island mall where she likes to shop for clothes at Hot Topic