[note 1] Each season presents stand-alone stories with different plots and main characters focusing on the theme of boys' love, also known as BL.

[2] HIStory is the first Taiwanese web drama to air on Japanese television, with the first season premiering on Japan's Nippon TV on July 31, 2017.

[1] On July 2, 2018, the series had its primetime television debut in Taiwan through CTS, airing the first two seasons back-to-back throughout the month.

[2] Season two's HIStory2: Crossing the Line received critical acclaim for its characterization, directing, and acting, earning a Golden Bell nomination for Best Miniseries.

When their parents get married and leave for a long honeymoon, superstar Cheng Ching moves in with his new stepbrother Feng He.

Shao Yi-chen, a man who dies in a car accident following a scuffle with his ex-boyfriend Chiang Chin-teng, is reborn and sent back 9 years.

Chin-teng finds a few pages and develops a growing curiosity about Yi-chen which he can't explain.

After years of having dysfunctional work hours and inconsistent meals, Xiao Fei's presence at home brings huge changes to Yi-jie's life, and he falls in love.

Crossing the Line accumulated over 4.56 million views during its run[6] and is the only series in the HIStory anthology to receive a Golden Bell nomination for Best Miniseries.

A mysterious shooting leaves a police officer and the head of the Hsin Tien Group crime syndicate dead.

Four years later, police investigator Meng Shao-fei is determined to hunt down Tang Yi, the sole survivor of the fateful shooting – and now the head of the Hsin Tien gang.