One Summer. Two Fates Meet Again. 23 year old Ella visits Korea for three months as a last minute decision, not knowing what exactly brought her there. Three years ago she was in a very bad accident that caused her to lose some of her memories. Now, she finds herself booking a ticket to Korea and there she meets a person named Chris who has decidedly become her tour guide. As she spends more time with Chris, they get to know one another and secrets of the past gets unveiled.