13th May 1969, while Su-mei and daughter Ah-eng were watching the Cantonese opera at Chinese Temple, Kuala Lumpur, her husband Ah-kooi and son, Ah-yeow were at Majestic Theatre. A violent riot has unexpectedly taken place, Su-mei’s husband and son were both killed as they escaped from the theatre. In a panic, Su-mei and her daughter took shelter behind the opera stage the whole night. News went on air through the radio, The Prime Minister declared that the nation was under a state of emergency and martial law was immediately imposed. Su-mei’s husband and son’s body vanished from the aftermath of the riot.49 years later, Ah-eng discovered a news article about a nearly demolished “513” cemetery. On 13th May 2018, she continued her mother’s will to track down on her father and brother’s burial location.