Furyou Shounen ni Meshi wo Kuwasu

Moriyama Yuri, 27 years old. She's a hardworking saleswoman engaged to a senior colleague she's been dating for five years. Every day, she happily cooks meals for him—until one day, he confesses that he got a junior colleague pregnant and breaks off their engagement. During this time, she meets a hungry boy named Seia... A heartwarming story about two people who form a unique relationship that's neither friends nor family! (Source: Big Gangan, translated)