小(xiao)(xiao)(xiao)鎮上的姑(gu)(gu)(gu)娘(niang)(niang)姑(gu)(gu)(gu)娘(niang)(niang)小(xiao)(xiao)(xiao)雪(xue),總是(shi)戲多(duo)(duo)(duo)被(bei)人稱作“姑(gu)(gu)(gu)娘(niang)(niang)她(ta)(ta)(ta)(ta)戲多(duo)(duo)(duo)嘴甜(tian)(tian)(tian)”。她(ta)(ta)(ta)(ta)善於說笑話,嘴甜(tian)(tian)(tian)總是(shi)姑(gu)(gu)(gu)娘(niang)(niang)能(neng)夠逗得周圍的人哈哈大笑。但是(shi)戲多(duo)(duo)(duo)其實(shi),她(ta)(ta)(ta)(ta)內心深處卻隱(yin)藏(zang)著(zhu)(zhu)許多(duo)(duo)(duo)秘(mi)密,嘴甜(tian)(tian)(tian)只有她(ta)(ta)(ta)(ta)最好的姑(gu)(gu)(gu)娘(niang)(niang)朋(peng)友小(xiao)(xiao)(xiao)梅(mei)才知(zhi)道。一天,戲多(duo)(duo)(duo)小(xiao)(xiao)(xiao)雪(xue)突然(ran)失(shi)蹤了(le),嘴甜(tian)(tian)(tian)留下一封信(xin)給小(xiao)(xiao)(xiao)梅(mei)。姑(gu)(gu)(gu)娘(niang)(niang)原(yuan)來,戲多(duo)(duo)(duo)她(ta)(ta)(ta)(ta)一直背負著(zhu)(zhu)家庭的嘴甜(tian)(tian)(tian)重擔,為了(le)保(bao)護家人,姑(gu)(gu)(gu)娘(niang)(niang)她(ta)(ta)(ta)(ta)選擇了(le)離開。戲多(duo)(duo)(duo)小(xiao)(xiao)(xiao)梅(mei)讀完信(xin),嘴甜(tian)(tian)(tian)眼淚不禁(jin)流了(le)下來,原(yuan)來“姑(gu)(gu)(gu)娘(niang)(niang)她(ta)(ta)(ta)(ta)戲多(duo)(duo)(duo)嘴甜(tian)(tian)(tian)”背后藏(zang)著(zhu)(zhu)這么多(duo)(duo)(duo)的苦衷(zhong)。