The series follows Tian Sopasitsakun (Sahaphap Wongratch), who receives a heart transplant after volunteer teacher Torfun (Sarunchana Apisamaimongkol) dies in a tragic accident.

By reading through Torfun's diary, Tian learns about her final wish, which is to count a thousand stars with Phupha Viriyanon (Pirapat Watthanasetsiri), a chief forest ranger.

[4] The series aired its final episode on 2 April 2021, it was replaced by Fish upon the Sky (wherein Sahaphap is a part of the cast.)

It was featured on Teen Vogue's best BL dramas list in 2021, and gained widespread popularity among fans.

[7] The "Pra Pi Run" Unit, which was a workplace, commanding station and accommodation for Phupha and was renovated from an old and deserted wayside shelter.

After volunteer teacher, Torfun (Sarunchana Apisamaimongkol) dies in a tragic accident, her heart is transplanted to Tian (Sahaphap Wongratch).

Through a series of diary entries, Tian learns about Torfun's life, secrets, interests, as well as her promise to count a thousand stars with Chief forest officer Phupha (Pirapat Watthanasetsiri).

Below are the cast of the series:[8][9] The episode starts with a flashback of Tian realising Torfun is the person he hit on the street race.

Chief Phupha tries to get Mr Sakda’s men to turn to his side to catch him but finds out he’s fled.

The episode starts with a flashback of Torfun and Phupha at Phu Pan Dao Cliff where he rejects her feelings.