It was released on June 5, 2015, by Ocean Butterflies and later acquired by Xue's own label Chaoshi Music.

[2] It took Xue nineteen months to complete The Gentleman while traveling between Beijing, Shanghai, and Taipei.

[5] Gentleman contains three singles with music videos accompanying each song, which were written, composed, and produced by Xue himself.

"It's Raining" uses its melody and lyrics to create a melancholic atmosphere that portrays the "heavy downpour inside the hearts of those who have lost their loves".

[7] His vocals were considered to have evolved from the lyrical R&B style in his early days, now richer and more layered.