Replying to trinhreviews • Dec 1, 2024
Title When the Phone Rings Spoiler
The end of the ep 4 will reveal your answer
He came late because he went to admit his father in law to a new care home. If you see the tie he is wearing during the iv and the one he was wearing at the police station both are different. He most probably went to the police station right before attending the party.

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