Geuui cheos beonjjae jeoneol-eseo Greg Heffleyui josu-in junghaggyo hagsaeng Rowley Jefferson-eun jasin-ui saeng-gag-eulo bujawa yumyeonghaejil unmyeong-eul gajin Greg-ui jeongileul jagseonghalyeoneun geuui gyeongheomgwa jalmosdoen gyeoljeong-eul giloghabnida. In his first journal, middle schooler Rowley Jefferson, Greg Heffley's sidekick, records his experiences and misguided decision to write a biography of Greg, who, in his own mind, is destined to become rich and famous.