♂ m

Ren has a straightforward personality, and loves railroads and trains, especially the undersea tourist train "Time Traveler". He has known Cecilia and Sol since childhood. No matter what happens, they stick together.

♀ f

A childhood friend of Ren. When she sees famous brands and expensive products, her eyes light up, but in fact she is more thrifty than anyone else. Her dream is to start a happy, ordinary family.

♀ f

The sole heir to the Caecius Corporation, and the inventor of the time machine on the undersea railway. She is beautiful and is versed in both literature and military affairs, but there seems to be a hidden side under her perfect appearance. There is a rumor going around that she is conducting human... read more

The sole heir to the Caecius Corporation, and the inventor of the time machine on the undersea railway. She is beautiful and is versed in both literature and military affairs, but there seems to be a hidden side under her perfect appearance. There is a rumor going around that she is conducting human experiments.

♀ f

The personal maid of Luna. Also an underclassman of Ren, Sol, and Cecilia by one year. She will do anything for Luna, even if it means sacrificing her own life. Seems to have experienced something in her life, making her expression always that of a gentle smile.

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♂ m

Friend of Ren and Cecilia, and a star player of the school basketball team. He has a very robust build, but is seemingly not too much of a ladies’ man. He's always confused about the subtle relationship between Ren and Cecilia. Half of it is out of worry, and the remainder is frustration.