Scheana Shay and Brock Davies' wedding brought a considerable lot of the Bravo series' stars to Cancun this week

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 yet the excursion hasn't been charming for everybody 

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 in particular, Katie Maloney and Tom Schwartz. A source tells E! News that Tom and co-star Raquel Leviss have been drawing nearer

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  which Katie isn't precisely excited about. Thusly, the flirtationship has turned into a wellspring of "strain" for the previously cordial exes, the insider shared.

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 The improvement comes five months after Tom and Katie declared they were getting a separation

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 Up to this point, they had figured out how to stay embracing a positive outlook and kept on spending time with each other long after the partition had proactively started.

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 As of late as last week, the unscripted television stars were in any event,

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  considering commending their forthcoming 6th wedding commemoration together.

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 As Katie put it on the Aug. 19 episode of her web recording You're Gonna Love Me with Katie Maloney

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 "I believe there's no principles."