Xiao Lan's first sexual experience is on the beach with a football jock from her school. When the boy leaks a photo of her in a sexually compromising position online, Xiao Lan's entire world collapses. Alone without anyone to help, she turns to comfort from men on the internet.

Elementary school teacher Xuan-ying is paid a visit by Yue-jie, a student of hers from 12 years ago. During the three hours they spend together in the classroom, Xuan-ying slowly steps away from her former disaffection with the world and once again witnesses what it means to be alive.

Mr. Sai, a man of science, finds his relationship with his superstitious wife growing colder over time. After his doctor recommends regular intimacy to improve his health, he faces unexpected challenges—especially when his recently released, outspoken son announces plans to run for local office. Stubborn and unyielding, Mr. Sai must confront his beliefs and adapt as he navigates the trials of his later years.

As the tide flows, life persists in its undercurrents. During his chaotic 11th summer, Lee Chin-Chi encounters a rescued stranded false killer whale and gets acquainted with High Tide, a mysterious girl trapped in ‘Sea World’. The unlikely bond between them grows wave by wave...