Bulk Up

Squid Nam Su-in confesses his love to the popular engineer Yeseul, who throws herself into his arms while holding his umbrella, but she rejects him. Though he comforts himself by saying love that cares only about appearance is foolish, Su-in gradually begins to question himself.

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Dumped by her senior, a guy named Jae-hyun, because she’s overweight, Seon-hee is depressed and feels like a victim everywhere she goes. She visits the gym and meets Su-in.

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A couples’ discount at the gym lures Suyeon and Seonhee into pretending to be fake members

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Wanting to comfort Seo Hyei, who is feeling down after being scolded by her strict trainer Dae Sung, Soo In asks her on a date. But the fun time Soo In and Seo Hyei spend together is short-lived when they get into an argument with students who mock Seo Hyei’s appearance. Dae Sung happens to witness it as he walks by.

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Sohnhee falls into crisis and withdraws after receiving messages from her ex-boyfriend Jaehyun. Sooin worries about her, seeks her out, and comforts her, bringing them closer. Meanwhile, Taeseong recalls his time with the respected “senior colleague Jimin” when he sees Jimin worrying about financial problems.

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After confessing, Soo-in tries to avoid Ye-seul, but Ye-seul starts worrying about his changed appearance. Suhn-hee is also drawn to Soo-in’s kindness, but the wounds of the past still make her hesitate...

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The gym’s revenue is poor, and an inspection by headquarters is also on the calendar. Jimin is asked to change trainers, which worries her. The downhearted Seonhee and Jimin comfort each other while working out together.

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Su-in seems to be increasingly drawn to Ye-seul, while Seon-hye is confused by Jin-hyun’s calls. Meanwhile, Ji-min recalls her past with Tae-sung as she decides to quit before accepting the head office’s offer.

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Jae-hyun asks Seon-hee to meet again, but this time she doesn’t fall apart so easily. She firmly turns him down, and Jae-hyun responds with anger. Su-in happens to witness the moment.

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After successfully completing their weight-loss mission, Su-in and Seo-hye gain the confidence they previously lacked. The two finally appear in their body-profile photos as their true selves, smiling brightly. The four people, whose bodies and hearts have now grown stronger, are only just beginning their real lives!

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