New Delhi, July 29 -- Actress Sydney Sweeney, 27, was seen getting cosy with a mystery man during a weekend trip to her family's lake house in northern Idaho. The lakeside home was bought for her mother after it had once been lost.

Taking a break from her busy schedule, she spent time with friends and family but seemed especially close to one man.

Wearing a black swimsuit, she laughed and blushed while chatting with him. They rode a jet ski together, with him holding her waist. They later wandered off to a quiet spot near a rope swing, MailOnline reported.

The man encouraged her as she jumped into the lake. The two looked more than just friends, according to the publication.

Though Sweeney had reunited with her ex-fiance Jonathan Davi...