Picoux agreed to be Lin's teacher, but he was concerned because he had no inkling of how one communicates with a deaf person. Lin gave him a book on sign language, clearly implying he should learn it.
答應要當他的老師，卻讓根本不會手語的畢安生苦惱不已，兩人要怎麼溝通呢？沒想到林良材拿了本手語書「要求」老師學手語。