Twenty-Five Twenty-One

When the IMF financial crisis threatens to slash Na Hee-do's dreams, she sets out to get herself transferred to another school with a fencing program. (Source: Netflix)

Though taken aback by Ko Yu-rim's cold attitude, Hee-do gives it her best in their first face-off. More of Back Yi-jin's situation comes into focus. (Source: Netflix)

When a fortuitous opportunity presents itself, Hee-do begs her coach for extra training. An unanticipated visitor comes around hoping to see Yi-jin. (Source: Netflix)

In exchange for a favor, Hee-do carries out a daily errand for Moon Ji-woong. She happens across a drunk Yi-jin after he fails another job interview. (Source: Netflix)

Hee Do takes one giant leap closer to her dream. She's eager to tell Yi Jin the good news — but realizes he's disappeared without a trace. (Source: Netflix)

Tensions run high between Hee Do and Yu Rim before an important event. Yi Jin takes on a new assignment, and spots a familiar face in the crowd. (Source: Netflix)

Hee-do manages to reach the finals on time thanks to Yi Jin. She has finally fulfilled her life-long dream to be Yu Rim's rival. Everybody thinks that things will go in favor of Hee-do… read more

Hee Do perceives a growing distance between herself and Yi Jin, even as he moves back into the neighborhood. Trouble at home adds to Yu Rim's stress. (Source: Netflix)

As Yu Rim's perspective on Hee Do shifts, so does her behavior. While Hee Do avoids seeing Yi Jin, he volunteers for a special documentary project. (Source: Netflix)

Under the guise of work, Yi Jin takes Hee Do and Yu Rim on a weekend getaway to the ocean — and agrees to let Ji Seung Wan and Ji Woong tag along. (Source: Netflix)

Hee-do grows upset when her career-obsessed mother fails to keep a promise. Yi-jin helps out Ji-woong's plans for a grand gesture at a music festival. (Source: Netflix)

Unable to hold back from putting an end to a teacher's abusive behavior, Seung Wan stands her ground. Hee Do and Yu Rim support a distraught teammate. (Source: Netflix)

Warnings about allowing his personal ties to affect his work weigh heavily on Yi-jin. The school fencing team enters their last competition together. (Source: Netflix)

Shouldering the burdens of a sudden misfortune in her family, Yu Rim arrives at a decision that places her in hot water with the public. (Source: Netflix)

Hee Do once again finds herself opposite her most formidable opponent. Yi Jin is busier than ever after transferring to another department. (Source: Netflix)

In an emotionally charged exchange, Hee Do and Yi Jin confront the state of their relationship. Hee Do accidentally leaves her diary on a bus. (Source: Netflix)