Sister jerks off brother to relieve his depression

After her older sister leaves for college, Han Gu lives with her mother in a small town by the sea. He swims and his team is preparing for the national championship. But at the same time he is informed that his sick mother has fallen into a coma. Han Gu has to take care of his mother, forgetting about his dream of becoming a swimming champion. Lack of money, time for personal life and accumulated debts put the guy into deep depression. My sister, who has returned from school, watches as her brother fades away before her eyes every day. Fearing that he might commit suicide, the girl tries in any way to alleviate his depressive state and restore interest in life.
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