This 690-square-foot home for sale comes with, well, something very extra. Check it out

When first looking at the price of this modest one-bedroom, one-bathroom home for sale in Fort Wayne, Indiana, some might drop a gasp or two since $685,000 is a little steep for a 690-square-foot residence.

Unless you’re Serena Williams.

Tennis court
Tennis court

“Fabulous indoor professional tennis facility with an attached one-bedroom, one-bath studio apartment,” the listing on Zillow.com says. “You’ll never have to reserve playing time ever again!”

Entryway
Entryway

It’s clear that the home is geared toward tennis lovers since the facility appears to be professionally lit and well maintained while the adorable house plays a colorful second fiddle.

Tennis court
Tennis court

The home appears comfortable with its small kitchen and ample-looking living room and bedroom space.

Tennis court
Tennis court

The residence caught the attention of Zillow Gone Wild, a popular social media real estate page, where fans of the home were amused and perplexed by the property.

“This might be a very specific target market,” one person said.

Kitchen
Kitchen

“Wow.. so.. actually.. an indoor tennis court with a sleeping area attached,” another observed.

Bedroom
Bedroom

“That’s not a tennis facility. It’s a skating rink waiting to happen,” someone commented.

Bedroom
Bedroom

“’Does this tennis facility make my butt look big?’” one person joked.

“Brought to you by an overzealous tennis dad,” another commented.

Bedroom
Bedroom

“This is definitely a Sims house,” someone said.

Bathroom
Bathroom

The listing is held by Bradley Stinson with North Eastern Group Realty.

Shower
Shower

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