His position when acting benefits, him because some people accidentally give him enough space to act because it is blocked by the large number of people who are standing. The woman who is being harassed is not against the abuse she is experiencing.
"Sorry, this young man stood up and gave me a seat so maybe when he stood up he accidentally dropped your cellphone," said the office woman trying to defend Ryu who was kind to him and gave him a seat.
"No, I can see him deliberately taking this young man's cellphone and slamming it hard and pretending as if he didn't do anything," said another man.
"The cellphone that crashed you might be able to pay with your money, but it's your impoliteness that is the problem!" added another so that the situation was getting hotter because they felt that Ryu and the others were being rude to the elders, especially when Zein violently threw money into the man's face.