What constellation is the most sincere for boys?

There is no minimum comparison, but the performance of sincerity is different:

Aries will take care of you as always.

Taurus will spend a lot of money for you, which he thought was a complete waste before.

Gemini: "Whether you like it or not, you are mine."

Cancer: Take good care of everything from carrying bags to sharpening pencils and handing paper towels.

Leo: Very overbearing and gentle.

Virgo: If you keep a diary, it must be all about you.

Scorpio: I won't confess unless I have to. Maybe I've been waiting for years.

Scorpio: No matter how ambiguous you are, there is only one purpose.

Sagittarius: Express your sincerity through the words of your friends.

Capricorn: Being nice to you is always pragmatic and straightforward.

Aquarius: The relationship will be sincere after confirmation.

Pisces: If you like it, go all out for it.