Leaving music school, the happy-go-lucky Ling returns to Hong Kong to her dementia-stricken father, on whom she tries to conduct music therapy. Her demurer older sister Munn, the caretaker and sole supporter of the family, watches with disapproval. Playing the piano piece her father once taught her, Ling seems to register some change in her father’s condition, a glimmer of hope amidst the abyss of oblivion. However, secret animosity and rivalry eventually leads to open conflict between the two sisters, bringing out long-time family traumas. Will music save them?

Cat, lead singer of indie band Band Four, reunites with her estranged father King following the death of her mother. King only wishes to make amends and reunite his family introducing Cat to her half-sister Lok Yin. After years of no contact, the newly reunited family struggle to form a bond, however, they all soon realise they share a deep passion and love for music and performing.

A rapper with a rising career hires a US manager and label, taking over from his father who has steered it to date.

In May 2023, Hacken Lee collaborated again with the Hong Kong Philharmonic Orchestra for a concert series at the Hong Kong Coliseum. The Cantopop veteran serenaded audiences with impeccable performances of his classic hits like "Red Sun," "Moonlight Serenade," "I Don't Know How to Sing," "Summer Myth" and "Deep Deep Deep." Sing! China Season 6 and Season 7 winners Karrie Ng and Sumi Liang, who were both mentored by Hacken in the program, appeared as guest artists for the concert.

Wah and Yee are two young strangers who live next to each other in subdivided units. In February 2022, at the peak of the pandemic, they first become aware of each other’s existence when both are tested positive for COVID-19 and are required to self-isolate at home. The two soon form a bond through music, rekindling their passion for life. Like the partition between the two units is no barrier against the flow of music, social isolation does not bar the growing affection between them. But when the quarantine ends, they become hesitant: Will the magic survive beyond the protective/restrictive wall? A pandemic and local version of Begin Again (2013), the two characters bare their hearts as they chase their dreams amid struggles through music and lyrics.